AMD Radeon VII vs NVIDIA GeForce 8400

VS

AMD Radeon VII

NVIDIA GeForce 8400

We compared two Desktop platform GPUs: 16GB VRAM Radeon VII and 256MB VRAM GeForce 8400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon VII 's Advantages

Released 11 years and 2 months late

Boost Clock1750MHz

More VRAM (16GB vs 256GB)

Larger VRAM bandwidth (1020GB/s vs 8.000GB/s)

3832 additional rendering cores

NVIDIA GeForce 8400 's Advantages

Lower TDP (25W vs 295W)

Score

Benchmark

FP32 (float)

Radeon VII +63900%

13.44 TFLOPS

GeForce 8400

0.021 TFLOPS

Radeon VII

VS

GeForce 8400

Graphics Card

Feb 2019

Release Date

Dec 2007

Vega II

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1400 MHz

Base Clock

-

1750 MHz

Boost Clock

-

1000 MHz

Memory Clock

500 MHz

Memory

16GB

Memory Size

256MB

HBM2

Memory Type

DDR2

4096bit

Memory Bus

64bit

1020GB/s

Bandwidth

8.000GB/s

Render Config

60

Compute Units

-

SM Count

1

3840

Shading Units

8

240

TMUs

4

64

ROPs

4

-

16 KB (per CU)

L1 Cache

-

4 MB

L2 Cache

16 KB

-

Theoretical Performance

112.0 GPixel/s

Pixel Rate

2.160 GPixel/s

420.0 GTexel/s

Texture Rate

2.160 GTexel/s

26.88 TFLOPS

FP16 (half)

-

13.44 TFLOPS

FP32 (float)

20.80 GFLOPS

3.360 TFLOPS

FP64 (double)

-

Board Design

295W

TDP

25W

600 W

Suggested PSU

200 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x DVI 1x VGA 1x S-Video

2x 8-pin

Power Connectors

None

Graphics Processor

Vega 20

GPU Name

G98

Vega 20 XT

GPU Variant

-

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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