# The Team Group T-Force GC Pro 4 TB runs Innogrit's IG5666 controller (2026)

The Team Group T-Force GC Pro 4 TB delivers real PCIe 5.0 bandwidth at 12,500 MB/s reads, sitting below flagship Gen5 drives on speed but well ahead of any PCIe 4.0 rival.

Quick answer: Buy the Team Group T-Force GC Pro 4 TB if a recent desktop platform with PCIe 5.0 is in the build and the priority is a large, fast game and project library rather than top-of-the-chart benchmark numbers. Skip it for a PS5, a laptop, or any board still limited to PCIe 4.0, where the Gen5 link goes unused and a PCIe 4.0 drive delivers the same real-world experience. A Samsung 990 Pro 4 TB is the natural PCIe 4.0 alternative, while the Crucial T705 4 TB is the answer for anyone who wants flagship Gen5 peak speed. We read the 4 TB GC Pro as a sensible mid-tier Gen5 bet: 4 TB of genuine PCIe 5.0 throughput and a 2400 TBW cushion, traded knowingly against the last word in raw speed.

## Specifications

| Specification | Value |
| --- | --- |
| Capacity | 4 TB |
| Interface | M.2 5.0 |
| Controller | Innogrit IG5666 |
| Memory type | YMTC 232-L TLC |
| DRAM cache | Yes |
| Sequential read | 12500 MB/s |
| Sequential write | 11000 MB/s |
| Random read IOPS |  |
| Random write IOPS |  |
| Endurance | 2400 TBW |
| MTBF | 2000000 |
| Warranty | 5 years |

## Performance

The 4 TB GC Pro is rated for 12,500 MB/s sequential reads and 11,000 MB/s sequential writes on a PCIe 5.0 x4 link, well clear of the PCIe 4.0 band that tops out around 7,450 MB/s read. Team Group does not publish random IOPS figures for the GC Pro, so there is no official 4K number to quote; the drive's strengths sit firmly in the sequential, large-file lane rather than the random-read territory that defines OS and game-load responsiveness.

For real workloads, that sequential headroom shows up most in direct-attached large-file transfers, video project scratch disks, and DirectStorage-enabled titles that can pull texture assets straight from the SSD. Game load times, however, are bottlenecked elsewhere in the system, so the gap between this drive and a good PCIe 4.0 model in everyday play is narrow rather than dramatic. Independent reviewers find the GC Pro lands in the practical mid-band of Gen5, reaching its rated peaks in short bursts but trailing flagship drives like the Crucial T705 once the SLC cache fills and writes settle to their sustained pace.

The SLC cache behaves as expected for a TLC drive with a DRAM buffer: writes run at full speed until the allocated cache is exhausted, then drop to the native YMTC TLC write rate, which is the pattern to plan around for sustained, multi-hundred-gigabyte transfers.

## Endurance, TBW & Warranty

Team Group covers the GC Pro with a five-year limited warranty, and the 4 TB carries a 2400 TBW endurance rating, whichever limit comes first. That TBW figure is enormous in practical terms: 2400 TBW is roughly 2.4 petabytes of writes, which works out to over three centuries at a steady 20 GB per day. Even a heavy creator writing 200 GB daily would need around 33 years to exhaust it, so for almost any real owner the warranty period, not the TBW, is the binding constraint.

Team Group does not publish an MTBF figure for the GC Pro, and the broader Gen5 class typically lands around 1.6 to 2 million hours; treat any such number as a population-reliability statistic computed across many units, not a guarantee that a single drive will run for two centuries. Keep the drive adequately cooled, since sustained thermal throttling on Gen5 modules is the most common real-world threat to longevity.

## Pros and Cons

**Pros:**

- 12,500 MB/s Sequential Reads On PCIe 5.0
- 11,000 MB/s Sequential Writes On PCIe 5.0
- 2400 TBW Endurance On The 4 TB
- YMTC 232-Layer TLC NAND With DRAM Buffer
- Innogrit IG5666 PCIe 5.0 Controller
- Optional Graphene-Covered Heatsink Variant
**Cons:**

- No Heatsink Included With The Bare Drive
- Gen5 Speed Wasted On PCIe 4.0 Boards And PS5
- Random IOPS Unrated By Team Group
- Trails Flagship Gen5 Drives Like The T705
- No 1 TB Capacity Option Available


## Verdict

Buy the Team Group T-Force GC Pro 4 TB if a recent desktop platform with PCIe 5.0 is in the build and the priority is a large, fast game and project library rather than top-of-the-chart benchmark numbers. Skip it for a PS5, a laptop, or any board still limited to PCIe 4.0, where the Gen5 link goes unused and a PCIe 4.0 drive delivers the same real-world experience. A Samsung 990 Pro 4 TB is the natural PCIe 4.0 alternative, while the Crucial T705 4 TB is the answer for anyone who wants flagship Gen5 peak speed. We read the 4 TB GC Pro as a sensible mid-tier Gen5 bet: 4 TB of genuine PCIe 5.0 throughput and a 2400 TBW cushion, traded knowingly against the last word in raw speed.

## Frequently Asked Questions

### Is the Team Group T-Force GC Pro 4 TB good for gaming?

The Team Group T-Force GC Pro 4 TB is more than fast enough for gaming, though the real-world gain over a good PCIe 4.0 drive is smaller than the spec sheet suggests. Its 12,500 MB/s sequential reads pull ahead of any Gen4 part, but game load times are bounded by CPU work, asset decompression, and engine overhead, so the felt difference in most titles is modest. The advantage grows with DirectStorage-enabled games that stream large texture sets straight from the SSD, and the 4 TB capacity fits a large library without juggling installs. For a pure gaming build on a recent platform it is a sound choice, just not a transformative leap over Gen4.

### Does the Team Group T-Force GC Pro 4 TB work in a PS5?

The Team Group T-Force GC Pro 4 TB can serve as PS5 storage, but it is a poor fit because the console's expansion slot is PCIe 4.0, so the drive's 12,500 MB/s Gen5 rating is capped at roughly half its potential and the Gen5 advantage is wasted. Sony requires an M.2 NVMe drive with a sequential read of at least 5,500 MB/s recommended, and a heatsink-fitted module no larger than 110 x 25 x 11.25 mm; the bare GC Pro 4 TB meets the speed and interface requirements but ships without a heatsink, so one must be added for PS5 use. A PCIe 4.0 drive around the 7,000 MB/s mark would deliver the same PS5 experience, making a Gen5 drive a wasteful choice here.

### Does the Team Group T-Force GC Pro 4 TB have a DRAM cache?

Yes, the Team Group T-Force GC Pro 4 TB uses a DRAM buffer alongside the Innogrit IG5666 controller and YMTC 232-layer TLC NAND. The DRAM cache holds the flash translation layer mapping table, which keeps random reads and writes consistent as the drive fills and avoids the slowdowns that plague DRAM-less designs on large capacities. On a 4 TB module this matters more than on smaller drives, since the mapping table scales with capacity, and it is part of why the GC Pro holds up better under mixed workloads than entry-level Gen4 DRAM-less competitors. Team Group does not disclose the exact DRAM capacity, but the presence of a buffer is a meaningful feature for sustained and random performance.

### What is the TBW rating of the Team Group T-Force GC Pro 4 TB?

The Team Group T-Force GC Pro 4 TB carries a 2400 TBW endurance rating, which means Team Group guarantees the drive for 2400 terabytes written over its lifespan before the warranty's endurance clause is exhausted. That follows a 600 TBW-per-TB formula that also applies to the 2 TB model, which is rated for 1200 TBW. In everyday terms, 2400 TBW equates to roughly 2.4 petabytes of writes, or several centuries at a steady 20 GB per day, so for any realistic consumer or creator workload the five-year warranty term rather than the endurance figure is what will expire first.

### Does the Team Group T-Force GC Pro 4 TB need a heatsink?

The Team Group T-Force GC Pro 4 TB needs a heatsink in almost every build, because PCIe 5.0 modules draw substantially more power and run hotter than Gen4 drives, and the bare GC Pro ships without one fitted. Most current motherboards with a Gen5 M.2 slot include a dedicated heatsink or thermal pad stack that will suffice, and builders without integrated cooling should add a third-party M.2 heatsink to prevent thermal throttling under sustained writes. Team Group does offer a graphene-covered variant of the GC Pro with a factory-fitted heatsink, which is the cleaner route for PS5 installs or cramped cases where airflow is limited.

### How does the Team Group T-Force GC Pro 4 TB compare with the Crucial T705?

The Team Group T-Force GC Pro 4 TB sits a rung below the Crucial T705 in the Gen5 hierarchy, trading peak speed for mid-tier positioning in the PCIe 5.0 class. The T705 reaches higher sequential and random figures than the GC Pro's 12,500 MB/s read and 11,000 MB/s write, and it tends to sustain those speeds longer once the SLC cache fills. The GC Pro counters with the same 2400 TBW endurance on 4 TB and a YMTC-plus-Innogrit platform that keeps it firmly in the mid-tier, which is enough for anyone who wants real Gen5 bandwidth without chasing the flagship numbers the T705 is built for.

### Is the Team Group T-Force GC Pro 4 TB good for video editing?

The Team Group T-Force GC Pro 4 TB is well suited to video editing, where its 12,500 MB/s sequential reads and 11,000 MB/s sequential writes move large media files and cache renders faster than any PCIe 4.0 drive can. The 4 TB capacity holds hours of 4K footage alongside project files and scratch space, and the DRAM buffer helps keep random scrubbing and timeline seeks responsive as the drive fills. The main caveat is the SLC cache behavior: on sustained, multi-hundred-gigabyte exports the drive will exhaust its burst cache and settle to the native YMTC TLC write rate, so for the heaviest continuous write workflows a flagship Gen5 drive with a larger cache will hold its peak longer.

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Last updated: 2026-07-07. Source: https://ssdrive.net/team-group-t-force-gc-pro-4-tb