AMD Radeon Pro V420 vs NVIDIA GeForce 8400 GS PCI

VS

AMD Radeon Pro V420

NVIDIA GeForce 8400 GS PCI

We compared two Desktop platform GPUs: 32GB VRAM AMD Radeon Pro V420 and 512MB VRAM GeForce 8400 GS PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro V420 's Advantages

Boost Clock1700MHz

More VRAM (32GB vs 512GB)

Larger VRAM bandwidth (819.2GB/s vs 5.328GB/s)

4088 additional rendering cores

NVIDIA GeForce 8400 GS PCI 's Advantages

Lower TDP (25W vs 300W)

Score

Benchmark

FP32 (float)

AMD Radeon Pro V420 +63218%

13.93 TFLOPS

GeForce 8400 GS PCI

0.022 TFLOPS

AMD Radeon Pro V420

VS

GeForce 8400 GS PCI

Graphics Card

Unknown

Release Date

Dec 2007

Radeon Pro Vega

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCI

Clock Speeds

800 MHz

Base Clock

-

1700 MHz

Boost Clock

-

800 MHz

Memory Clock

333 MHz

Memory

32GB

Memory Size

512MB

HBM2

Memory Type

DDR2

4096bit

Memory Bus

64bit

819.2GB/s

Bandwidth

5.328GB/s

Render Config

64

Compute Units

-

SM Count

1

4096

Shading Units

8

256

TMUs

4

64

ROPs

4

-

16 KB (per CU)

L1 Cache

-

4 MB

L2 Cache

16 KB

-

Theoretical Performance

108.8 GPixel/s

Pixel Rate

2.268 GPixel/s

435.2 GTexel/s

Texture Rate

2.268 GTexel/s

27.85 TFLOPS

FP16 (half)

-

13.93 TFLOPS

FP32 (float)

22.40 GFLOPS

6.963 TFLOPS

FP64 (double)

-

Board Design

300W

TDP

25W

700 W

Suggested PSU

200 W

6x mini-DisplayPort 1.4a

Outputs

1x S-Video 1x DMS-59

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Vega 20

GPU Name

G98

Vega 20 GLXT WS (215-0914026)

GPU Variant

G98-400-U2

GCN 5.1

Architecture

Tesla

TSMC

Foundry

TSMC

7 nm

Process Size

65 nm

13.23 billion

Transistors

0.21 billion

331 mm²

Die Size

86 mm²

Graphics Features

12 (12_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.1

6.7

Shader Model

4.0

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