AMD Radeon Pro V620 vs NVIDIA GeForce GT 420 OEM

VS

AMD Radeon Pro V620

NVIDIA GeForce GT 420 OEM

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro V620 and 1024MB VRAM GeForce GT 420 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V620 's Advantages

Released 11 years and 2 months late

Boost Clock2200MHz

More VRAM (32GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 28.80GB/s)

4560 additional rendering cores

NVIDIA GeForce GT 420 OEM 's Advantages

Lower TDP (50W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro V620 +15034%

20.28 TFLOPS

GeForce GT 420 OEM

0.134 TFLOPS

Radeon Pro V620

VS

GeForce GT 420 OEM

Graphics Card

Nov 2021

Release Date

Sep 2010

Radeon Pro

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1825 MHz

Base Clock

-

2200 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

32GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

128bit

512.0GB/s

Bandwidth

28.80GB/s

Render Config

72

Compute Units

-

SM Count

1

4608

Shading Units

48

288

TMUs

4

128

ROPs

4

-

72

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

4 MB

L2 Cache

256 KB

128 MB

L3 Cache

-

Theoretical Performance

281.6 GPixel/s

Pixel Rate

1.400 GPixel/s

633.6 GTexel/s

Texture Rate

2.800 GTexel/s

40.55 TFLOPS

FP16 (half)

-

20.28 TFLOPS

FP32 (float)

134.4 GFLOPS

1267 GFLOPS

FP64 (double)

11.20 GFLOPS

Board Design

300W

TDP

50W

700 W

Suggested PSU

250 W

No outputs

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

GF108

Navi 21 XT (215-121000177)

GPU Variant

GF108-200-A1

RDNA 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

26.8 billion

Transistors

0.585 billion

520 mm²

Die Size

116 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

2.1

6.5

Shader Model

5.1

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