T400 4 GB vs Radeon Pro W6800

Place in the ranking	53	458
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	23.64	no data
Power efficiency	14.09	22.41
Architecture	RDNA 2.0 (2020−2024)	Turing (2018−2022)
GPU code name	Navi 21	TU117
Market segment	Workstation	Workstation
Release date	8 June 2021 (3 years ago)	6 May 2021 (3 years ago)
Launch price (MSRP)	$2,249	no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores	3840	384
Core clock speed	2075 MHz	420 MHz
Boost clock speed	2320 MHz	1425 MHz
Number of transistors	26,800 million	4,700 million
Manufacturing process technology	7 nm	12 nm
Power consumption (TDP)	250 Watt	30 Watt
Texture fill rate	556.8	34.20
Floating-point processing power	17.82 TFLOPS	1.094 TFLOPS
ROPs	96	16
TMUs	240	24
Ray Tracing Cores	60	no data

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Interface	PCIe 4.0 x16	PCIe 3.0 x16
Length	267 mm	no data
Width	2-slot	1-slot
Supplementary power connectors	1x 6-pin + 1x 8-pin	None

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory type	GDDR6	GDDR6
Maximum RAM amount	32 GB	4 GB
Memory bus width	256 Bit	64 Bit
Memory clock speed	2000 MHz	1250 MHz
Memory bandwidth	512.0 GB/s	80 GB/s
Shared memory	-	-

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors

6x mini-DisplayPort

3x mini-DisplayPort

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX	12 Ultimate (12_2)	12 (12_1)
Shader Model	6.5	6.6
OpenGL	4.6	4.6
OpenCL	2.1	3.0
Vulkan	1.2	1.2
CUDA	-	7.5

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.

Combined synthetic benchmark score

This is our combined benchmark score. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Pro W6800 51.41
+424%

T400 4 GB 9.81

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

Pro W6800 19814
+424%

T400 4 GB 3781

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD	155 +474%	27−30 −474%
1440p	133 +454%	24−27 −454%
4K	99 +450%	18−20 −450%

Cost per frame, $

1080p	14.51	no data
1440p	16.91	no data
4K	22.72	no data

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077

95−100
+428%

18−20

−428%

Full HD
Medium Preset

Assassin's Creed Odyssey	100−110 +500%	18−20 −500%
Assassin's Creed Valhalla	90−95 +463%	16−18 −463%
Battlefield 5	160−170 +447%	30−33 −447%
Call of Duty: Modern Warfare	100−105 +456%	18−20 −456%
Cyberpunk 2077	95−100 +428%	18−20 −428%
Far Cry 5	100−110 +472%	18−20 −472%
Far Cry New Dawn	120−130 +495%	21−24 −495%
Forza Horizon 4	210−220 +438%	40−45 −438%
Hitman 3	100−110 +506%	18−20 −506%
Horizon Zero Dawn	200−210 +474%	35−40 −474%
Metro Exodus	140−150 +444%	27−30 −444%
Red Dead Redemption 2	100−110 +500%	18−20 −500%
Shadow of the Tomb Raider	200−210 +471%	35−40 −471%
Watch Dogs: Legion	140−150 +430%	27−30 −430%

Full HD
High Preset

Assassin's Creed Odyssey	100−110 +500%	18−20 −500%
Assassin's Creed Valhalla	90−95 +463%	16−18 −463%
Battlefield 5	160−170 +447%	30−33 −447%
Call of Duty: Modern Warfare	100−105 +456%	18−20 −456%
Cyberpunk 2077	95−100 +428%	18−20 −428%
Far Cry 5	100−110 +472%	18−20 −472%
Far Cry New Dawn	120−130 +495%	21−24 −495%
Forza Horizon 4	210−220 +438%	40−45 −438%
Hitman 3	100−110 +506%	18−20 −506%
Horizon Zero Dawn	200−210 +474%	35−40 −474%
Metro Exodus	140−150 +444%	27−30 −444%
Red Dead Redemption 2	100−110 +500%	18−20 −500%
Shadow of the Tomb Raider	277 +454%	50−55 −454%
The Witcher 3: Wild Hunt	100−110 +489%	18−20 −489%
Watch Dogs: Legion	140−150 +430%	27−30 −430%

Full HD
Ultra Preset

Assassin's Creed Odyssey	100−110 +500%	18−20 −500%
Assassin's Creed Valhalla	90−95 +463%	16−18 −463%
Call of Duty: Modern Warfare	100−105 +456%	18−20 −456%
Cyberpunk 2077	95−100 +428%	18−20 −428%
Far Cry 5	100−110 +472%	18−20 −472%
Forza Horizon 4	210−220 +438%	40−45 −438%
Hitman 3	100−110 +506%	18−20 −506%
Horizon Zero Dawn	225 +463%	40−45 −463%
Shadow of the Tomb Raider	268 +436%	50−55 −436%
The Witcher 3: Wild Hunt	157 +481%	27−30 −481%
Watch Dogs: Legion	140−150 +430%	27−30 −430%

Full HD
Epic Preset

Red Dead Redemption 2

100−110

+500%

18−20
−500%

1440p
High Preset

Battlefield 5	100−110 +489%	18−20 −489%
Far Cry New Dawn	80−85 +471%	14−16 −471%

1440p
Ultra Preset

Assassin's Creed Odyssey	55−60 +480%	10−11 −480%
Assassin's Creed Valhalla	60−65 +510%	10−11 −510%
Call of Duty: Modern Warfare	60−65 +510%	10−11 −510%
Cyberpunk 2077	45−50 +488%	8−9 −488%
Far Cry 5	60−65 +500%	10−11 −500%
Forza Horizon 4	260−270 +480%	45−50 −480%
Hitman 3	70−75 +492%	12−14 −492%
Horizon Zero Dawn	179 +497%	30−33 −497%
Metro Exodus	55 +450%	10−11 −450%
Shadow of the Tomb Raider	212 +430%	40−45 −430%
The Witcher 3: Wild Hunt	80−85 +493%	14−16 −493%
Watch Dogs: Legion	220−230 +450%	40−45 −450%

1440p
Epic Preset

Red Dead Redemption 2

85−90
+456%

16−18

−456%

4K
High Preset

Battlefield 5	55−60 +450%	10−11 −450%
Far Cry New Dawn	45−50 +488%	8−9 −488%
Hitman 3	40−45 +438%	8−9 −438%
Horizon Zero Dawn	210−220 +425%	40−45 −425%
Metro Exodus	70−75 +500%	12−14 −500%
The Witcher 3: Wild Hunt	99 +450%	18−20 −450%

4K
Ultra Preset

Assassin's Creed Odyssey	35−40 +443%	7−8 −443%
Assassin's Creed Valhalla	35−40 +500%	6−7 −500%
Call of Duty: Modern Warfare	35−40 +483%	6−7 −483%
Cyberpunk 2077	21−24 +425%	4−5 −425%
Far Cry 5	30−35 +450%	6−7 −450%
Forza Horizon 4	75−80 +443%	14−16 −443%
Shadow of the Tomb Raider	126 +425%	24−27 −425%
Watch Dogs: Legion	27−30 +480%	5−6 −480%

4K
Epic Preset

Red Dead Redemption 2

45−50

+444%

9−10
−444%

This is how Pro W6800 and T400 4 GB compete in popular games:

Pro W6800 is 474% faster in 1080p
Pro W6800 is 454% faster in 1440p
Pro W6800 is 450% faster in 4K

Pros & cons summary

Performance score	51.41	9.81
Recency	8 June 2021	6 May 2021
Maximum RAM amount	32 GB	4 GB
Chip lithography	7 nm	12 nm
Power consumption (TDP)	250 Watt	30 Watt

Pro W6800 has a 424.1% higher aggregate performance score, an age advantage of 1 month, a 700% higher maximum VRAM amount, and a 71.4% more advanced lithography process.

T400 4 GB, on the other hand, has 733.3% lower power consumption.

The Radeon Pro W6800 is our recommended choice as it beats the T400 4 GB in performance tests.

Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.