NVIDIA GeForce 8400 GS PCI Rev. 2 vs AMD Radeon R9 280

VS

NVIDIA GeForce 8400 GS PCI Rev. 2 AMD Radeon R9 280

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8400 GS PCI Rev. 2 and 3GB VRAM Radeon R9 280 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8400 GS PCI Rev. 2 's Advantages

Lower TDP (40W vs 200W)

AMD Radeon R9 280 's Advantages

Released 6 years and 11 months late

Boost Clock933MHz

Larger VRAM bandwidth (240.0GB/s vs 8.000GB/s)

1776 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8400 GS PCI Rev. 2

0.039 TFLOPS

Radeon R9 280 +8474%

3.344 TFLOPS

GeForce 8400 GS PCI Rev. 2

VS

Radeon R9 280

Graphics Card

Apr 2007

Release Date

Mar 2014

GeForce 8

Generation

Volcanic Islands

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

827 MHz

-

Boost Clock

933 MHz

500 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

3GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

384bit

8.000GB/s

Bandwidth

240.0GB/s

Render Config

2

SM Count

-

Compute Units

28

16

Shading Units

1792

8

TMUs

112

4

ROPs

32

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

768 KB

Theoretical Performance

2.080 GPixel/s

Pixel Rate

29.86 GPixel/s

4.160 GTexel/s

Texture Rate

104.5 GTexel/s

-

FP16 (half)

-

39.36 GFLOPS

FP32 (float)

3.344 TFLOPS

-

FP64 (double)

836.0 GFLOPS

Graphics Processor

GT218

GPU Name

Tahiti

-

GPU Variant

Tahiti PRO3 (215-0821330)

Tesla 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.26 billion

Transistors

4.313 billion

57 mm²

Die Size

352 mm²

Board Design

40W

TDP

200W

200 W

Suggested PSU

550 W

1x DVI 1x HDMI 1x VGA

Outputs

1x DVI 2x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

11.1 (10_1)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

CUDA

-

4.1

Shader Model

5.1

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