NVIDIA Tesla K20c vs AMD Radeon PRO W7900

VS

NVIDIA Tesla K20c

AMD Radeon PRO W7900

We compared two Professional market GPUs: 5GB VRAM Tesla K20c and 48GB VRAM Radeon PRO W7900 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla K20c 's Advantages

Lower TDP (225W vs 295W)

AMD Radeon PRO W7900 's Advantages

Released 10 years and 5 months late

Boost Clock2495MHz

More VRAM (48GB vs 5GB)

Larger VRAM bandwidth (864.0GB/s vs 208.0GB/s)

3648 additional rendering cores

Score

Benchmark

FP32 (float)

Tesla K20c

3.524 TFLOPS

Radeon PRO W7900 +1640%

61.32 TFLOPS

Tesla K20c

VS

Radeon PRO W7900

Graphics Card

Nov 2012

Release Date

Apr 2023

Tesla

Generation

Radeon Pro Navi

Professional

Type

Professional

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1855 MHz

-

Boost Clock

2495 MHz

1300 MHz

Memory Clock

2250 MHz

Memory

5GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

320bit

Memory Bus

384bit

208.0GB/s

Bandwidth

864.0GB/s

Render Config

-

Compute Units

96

-

2496

Shading Units

6144

208

TMUs

384

40

ROPs

192

-

RT Cores

96

16 KB (per SMX)

L1 Cache

256 KB per Array

1280 KB

L2 Cache

6 MB

-

L3 Cache

96 MB

Theoretical Performance

36.71 GPixel/s

Pixel Rate

479.0 GPixel/s

146.8 GTexel/s

Texture Rate

958.1 GTexel/s

-

FP16 (half)

122.6 TFLOPS

3.524 TFLOPS

FP32 (float)

61.32 TFLOPS

1175 GFLOPS

FP64 (double)

1.916 TFLOPS

Board Design

225W

TDP

295W

550 W

Suggested PSU

600 W

No outputs

Outputs

3x DisplayPort 2.1 1x mini-DisplayPort 2.1

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

GK110

GPU Name

Navi 31

GK110-885-KA-A1

GPU Variant

Navi 31

Kepler

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

7.08 billion

Transistors

57.7 billion

561 mm²

Die Size

529 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.1

Vulkan

1.3

3.5

CUDA

-

5.1

Shader Model

6.7

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