NVIDIA GeForce RTX 4080 12 GB vs AMD Radeon Pro V620

VS

NVIDIA GeForce RTX 4080 12 GB

AMD Radeon Pro V620

We compared two Desktop platform GPUs: 12GB VRAM GeForce RTX 4080 12 GB and 32GB VRAM Radeon Pro V620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 12 GB 's Advantages

Boost Clock has increased by 19% (2610MHz vs 2200MHz)

3072 additional rendering cores

Lower TDP (285W vs 300W)

AMD Radeon Pro V620 's Advantages

More VRAM (32GB vs 12GB)

Larger VRAM bandwidth (512.0GB/s vs 504.2GB/s)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 12 GB +97%

40.09 TFLOPS

Radeon Pro V620

20.28 TFLOPS

GeForce RTX 4080 12 GB

VS

Radeon Pro V620

Graphics Card

Unknown

Release Date

Nov 2021

GeForce 40

Generation

Radeon Pro

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2310 MHz

Base Clock

1825 MHz

2610 MHz

Boost Clock

2200 MHz

1313 MHz

Memory Clock

2000 MHz

Memory

12GB

Memory Size

32GB

GDDR6X

Memory Type

GDDR6

192bit

Memory Bus

256bit

504.2GB/s

Bandwidth

512.0GB/s

Render Config

-

Compute Units

72

60

SM Count

-

7680

Shading Units

4608

240

TMUs

288

80

ROPs

128

240

Tensor Cores

-

60

RT Cores

72

128 KB (per SM)

L1 Cache

128 KB per Array

48 MB

L2 Cache

4 MB

-

L3 Cache

128 MB

Theoretical Performance

208.8 GPixel/s

Pixel Rate

281.6 GPixel/s

626.4 GTexel/s

Texture Rate

633.6 GTexel/s

40.09 TFLOPS

FP16 (half)

40.55 TFLOPS

40.09 TFLOPS

FP32 (float)

20.28 TFLOPS

626.4 GFLOPS

FP64 (double)

1267 GFLOPS

Board Design

285W

TDP

300W

600 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

No outputs

1x 16-pin

Power Connectors

2x 8-pin

Graphics Processor

AD104

GPU Name

Navi 21

AD104-400-A1

GPU Variant

Navi 21 XT (215-121000177)

Ada Lovelace

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

4 nm

Process Size

7 nm

35.8 billion

Transistors

26.8 billion

295 mm²

Die Size

520 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

8.9

CUDA

-

6.6

Shader Model

6.5

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