AMD Radeon R9 285 vs NVIDIA GeForce 8400

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 285 and 256MB VRAM GeForce 8400 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 8.000GB/s)

1784 additional rendering cores

NVIDIA GeForce 8400 's Advantages

Lower TDP (25W vs 190W)

Score

Benchmark

FP32 (float)

Radeon R9 285 +15566%

3.29 TFLOPS

GeForce 8400

0.021 TFLOPS

Radeon R9 285

VS

GeForce 8400

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

500 MHz

Memory

2GB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

176.0GB/s

Bandwidth

8.000GB/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

2.160 GPixel/s

102.8 GTexel/s

Texture Rate

2.160 GTexel/s

3.290 TFLOPS

FP16 (half)

-

3.290 TFLOPS

FP32 (float)

20.80 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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