AMD Radeon R9 285 vs NVIDIA GeForce 8400 GS Rev. 2

VS

AMD Radeon R9 285 NVIDIA GeForce 8400 GS Rev. 2

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 285 and 512MB VRAM GeForce 8400 GS Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 285 's Advantages

Released 6 years and 9 months late

Larger VRAM bandwidth (176.0GB/s vs 6.400GB/s)

1784 additional rendering cores

NVIDIA GeForce 8400 GS Rev. 2 's Advantages

Lower TDP (25W vs 190W)

Score

Benchmark

FP32 (float)

Radeon R9 285 +14854%

3.29 TFLOPS

GeForce 8400 GS Rev. 2

0.022 TFLOPS

Radeon R9 285

VS

GeForce 8400 GS Rev. 2

Graphics Card

Sep 2014

Release Date

Dec 2007

Volcanic Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

400 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

176.0GB/s

Bandwidth

6.400GB/s

Render Config

-

SM Count

1

28

Compute Units

-

1792

Shading Units

8

112

TMUs

4

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

16 KB

Theoretical Performance

29.38 GPixel/s

Pixel Rate

2.268 GPixel/s

102.8 GTexel/s

Texture Rate

2.268 GTexel/s

3.290 TFLOPS

FP16 (half)

-

3.290 TFLOPS

FP32 (float)

22.40 GFLOPS

205.6 GFLOPS

FP64 (double)

-

Graphics Processor

Tonga

GPU Name

G98

Tonga PRO (215-0851128)

GPU Variant

-

GCN 3.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

5 billion

Transistors

0.21 billion

366 mm²

Die Size

86 mm²

Board Design

190W

TDP

25W

450 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

1.1

6.5

Shader Model

4.0

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