NVIDIA GeForce 8400 GS Rev. 3 vs AMD Radeon 550X 640SP

VS

NVIDIA GeForce 8400 GS Rev. 3 AMD Radeon 550X 640SP

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS Rev. 3 and 4GB VRAM Radeon 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400 GS Rev. 3 's Advantages

Lower TDP (25W vs 50W)

AMD Radeon 550X 640SP 's Advantages

Released 7 years and 9 months late

Boost Clock1071MHz

Larger VRAM bandwidth (48.00GB/s vs 6.400GB/s)

632 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400 GS Rev. 3

0.02 TFLOPS

Radeon 550X 640SP +6755%

1.371 TFLOPS

GeForce 8400 GS Rev. 3

VS

Radeon 550X 640SP

Graphics Card

Jul 2010

Release Date

Apr 2018

GeForce 8

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1019 MHz

-

Boost Clock

1071 MHz

400 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

4GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

64bit

6.400GB/s

Bandwidth

48.00GB/s

Render Config

1

SM Count

-

Compute Units

10

8

Shading Units

640

4

TMUs

40

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

256 KB

Theoretical Performance

2.080 GPixel/s

Pixel Rate

17.14 GPixel/s

2.080 GTexel/s

Texture Rate

42.84 GTexel/s

-

FP16 (half)

1371 GFLOPS

19.68 GFLOPS

FP32 (float)

1371 GFLOPS

-

FP64 (double)

85.68 GFLOPS

Graphics Processor

GT218

GPU Name

Lexa

8400GS-225-B1

GPU Variant

Lexa PRO (215-0904018)

Tesla 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.26 billion

Transistors

2.2 billion

57 mm²

Die Size

103 mm²

Board Design

25W

TDP

50W

200 W

Suggested PSU

250 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

None

Power Connectors

None

Graphics Features

11.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

CUDA

-

4.1

Shader Model

6.4

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