Tesla T4 vs Radeon Pro Vega 20

Place in the ranking	391	203
Place by popularity	not in top-100	not in top-100
Power efficiency	8.99	27.49
Architecture	GCN 5.0 (2017−2020)	Turing (2018−2022)
GPU code name	Vega 12	TU104
Market segment	Mobile workstation	Workstation
Release date	14 November 2018 (6 years ago)	13 September 2018 (6 years ago)

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	1280	2560
Core clock speed	815 MHz	585 MHz
Boost clock speed	1283 MHz	1590 MHz
Number of transistors	no data	13,600 million
Manufacturing process technology	14 nm	12 nm
Power consumption (TDP)	100 Watt	70 Watt
Texture fill rate	102.6	254.4
Floating-point processing power	3.284 TFLOPS	8.141 TFLOPS
ROPs	32	64
TMUs	80	160
Tensor Cores	no data	320
Ray Tracing Cores	no data	40

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).

Laptop size	large	no data
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Length	no data	168 mm
Width	no data	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	HBM2	GDDR6
Maximum RAM amount	4 GB	16 GB
Memory bus width	1024 Bit	256 Bit
Memory clock speed	740 MHz	1250 MHz
Memory bandwidth	189.4 GB/s	320.0 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

No outputs

API compatibility

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

DirectX	12 (12_1)	12 Ultimate (12_1)
Shader Model	6.3	6.5
OpenGL	4.6	4.6
OpenCL	2.0	1.2
Vulkan	1.2.131	1.2.131
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 Vega 20 13.06

Tesla T4 27.95
+114%

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 Vega 20 5019

Tesla T4 10744
+114%

GeekBench 5 OpenCL

Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses OpenCL API by Khronos Group.

Pro Vega 20 26775

Tesla T4 61276
+129%

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	65 −100%	130−140 +100%
4K	41 −107%	85−90 +107%

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2	21−24 −95.7%	45−50 +95.7%
Cyberpunk 2077	24−27 −100%	50−55 +100%
Elden Ring	35−40 −105%	80−85 +105%

Full HD
Medium Preset

Battlefield 5	53 −108%	110−120 +108%
Counter-Strike 2	21−24 −95.7%	45−50 +95.7%
Cyberpunk 2077	24−27 −100%	50−55 +100%
Forza Horizon 4	50−55 −112%	110−120 +112%
Metro Exodus	35−40 −108%	75−80 +108%
Red Dead Redemption 2	30−35 −112%	70−75 +112%
Valorant	50−55 −96.1%	100−105 +96.1%

Full HD
High Preset

Battlefield 5	40−45 −109%	90−95 +109%
Counter-Strike 2	21−24 −95.7%	45−50 +95.7%
Cyberpunk 2077	24−27 −100%	50−55 +100%
Dota 2	28 −96.4%	55−60 +96.4%
Elden Ring	35−40 −105%	80−85 +105%
Far Cry 5	49 −104%	100−105 +104%
Fortnite	70−75 −103%	150−160 +103%
Forza Horizon 4	50−55 −112%	110−120 +112%
Grand Theft Auto V	45−50 −113%	100−105 +113%
Metro Exodus	35−40 −108%	75−80 +108%
PLAYERUNKNOWN'S BATTLEGROUNDS	157 −91.1%	300−310 +91.1%
Red Dead Redemption 2	30−35 −112%	70−75 +112%
The Witcher 3: Wild Hunt	40−45 −113%	85−90 +113%
Valorant	50−55 −96.1%	100−105 +96.1%
World of Tanks	170−180 −98.9%	350−400 +98.9%

Full HD
Ultra Preset

Battlefield 5	45 −111%	95−100 +111%
Counter-Strike 2	21−24 −95.7%	45−50 +95.7%
Cyberpunk 2077	24−27 −100%	50−55 +100%
Dota 2	78 −105%	160−170 +105%
Far Cry 5	50−55 −100%	100−105 +100%
Forza Horizon 4	50−55 −112%	110−120 +112%
PLAYERUNKNOWN'S BATTLEGROUNDS	95−100 −108%	200−210 +108%
Valorant	50−55 −96.1%	100−105 +96.1%

1440p
High Preset

Dota 2	18−20 −94.4%	35−40 +94.4%
Elden Ring	18−20 −111%	40−45 +111%
Grand Theft Auto V	18−20 −94.4%	35−40 +94.4%
PLAYERUNKNOWN'S BATTLEGROUNDS	90−95 −113%	200−210 +113%
Red Dead Redemption 2	10−12 −90.9%	21−24 +90.9%
World of Tanks	90−95 −107%	190−200 +107%

1440p
Ultra Preset

Battlefield 5	24−27 −112%	55−60 +112%
Counter-Strike 2	12−14 −100%	24−27 +100%
Cyberpunk 2077	10−11 −110%	21−24 +110%
Far Cry 5	30−33 −100%	60−65 +100%
Forza Horizon 4	30−35 −110%	65−70 +110%
Metro Exodus	27−30 −96.4%	55−60 +96.4%
The Witcher 3: Wild Hunt	16−18 −87.5%	30−33 +87.5%
Valorant	30−35 −103%	65−70 +103%

4K
High Preset

Counter-Strike 2	8−9 −100%	16−18 +100%
Dota 2	24−27 −108%	50−55 +108%
Elden Ring	8−9 −100%	16−18 +100%
Grand Theft Auto V	21−24 −95.7%	45−50 +95.7%
Metro Exodus	8−9 −100%	16−18 +100%
PLAYERUNKNOWN'S BATTLEGROUNDS	35−40 −111%	80−85 +111%
Red Dead Redemption 2	8−9 −100%	16−18 +100%
The Witcher 3: Wild Hunt	21−24 −95.7%	45−50 +95.7%

4K
Ultra Preset

Battlefield 5	12−14 −100%	24−27 +100%
Counter-Strike 2	8−9 −100%	16−18 +100%
Cyberpunk 2077	3−4 −100%	6−7 +100%
Dota 2	41 −107%	85−90 +107%
Far Cry 5	16−18 −87.5%	30−33 +87.5%
Fortnite	14−16 −92.9%	27−30 +92.9%
Forza Horizon 4	18−20 −94.4%	35−40 +94.4%
Valorant	14−16 −92.9%	27−30 +92.9%

This is how Pro Vega 20 and Tesla T4 compete in popular games:

Tesla T4 is 100% faster in 1080p
Tesla T4 is 107% faster in 4K

Pros & cons summary

Performance score	13.06	27.95
Recency	14 November 2018	13 September 2018
Maximum RAM amount	4 GB	16 GB
Chip lithography	14 nm	12 nm
Power consumption (TDP)	100 Watt	70 Watt

Pro Vega 20 has an age advantage of 2 months.

Tesla T4, on the other hand, has a 114% higher aggregate performance score, a 300% higher maximum VRAM amount, a 16.7% more advanced lithography process, and 42.9% lower power consumption.

The Tesla T4 is our recommended choice as it beats the Radeon Pro Vega 20 in performance tests.

Be aware that Radeon Pro Vega 20 is a mobile workstation card while Tesla T4 is a workstation one.

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