AMD Radeon PRO W7800 vs NVIDIA Quadro K620

VS

We compared two Professional market GPUs: 32GB VRAM Radeon PRO W7800 and 2GB VRAM Quadro K620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon PRO W7800 's Advantages

Released 8 years and 9 months late

Boost Clock has increased by 122% (2499MHz vs 1124MHz)

More VRAM (32GB vs 2GB)

Larger VRAM bandwidth (576.0GB/s vs 28.80GB/s)

4096 additional rendering cores

NVIDIA Quadro K620 's Advantages

Lower TDP (45W vs 260W)

Score

Benchmark

FP32 (float)

Radeon PRO W7800 +5088%

44.78 TFLOPS

Quadro K620

0.863 TFLOPS

Radeon PRO W7800

VS

Quadro K620

Graphics Card

Apr 2023

Release Date

Jul 2014

Radeon Pro Navi

Generation

Quadro

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1855 MHz

Base Clock

1058 MHz

2499 MHz

Boost Clock

1124 MHz

2250 MHz

Memory Clock

900 MHz

Memory

32GB

Memory Size

2GB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

128bit

576.0GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

70

Compute Units

-

4480

Shading Units

384

280

TMUs

24

128

ROPs

16

-

Tensor Cores

-

70

RT Cores

-

256 KB per Array

L1 Cache

64 KB (per SMM)

6 MB

L2 Cache

2 MB

Theoretical Performance

319.9 GPixel/s

Pixel Rate

17.98 GPixel/s

699.7 GTexel/s

Texture Rate

26.98 GTexel/s

89.56 TFLOPS

FP16 (half)

-

44.78 TFLOPS

FP32 (float)

863.2 GFLOPS

1399 GFLOPS

FP64 (double)

26.98 GFLOPS

Graphics Processor

Navi 31

GPU Name

GM107

Navi 31

GPU Variant

GM107-850-A2

RDNA 3.0

Architecture

Maxwell

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

57.7 billion

Transistors

1.87 billion

529 mm²

Die Size

148 mm²

Board Design

260W

TDP

45W

600 W

Suggested PSU

200 W

3x DisplayPort 2.1 1x mini-DisplayPort 2.1

Outputs

1x DVI 1x DisplayPort 1.4a

2x 8-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

5.0

6.7

Shader Model

5.1

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