ATI Radeon HD 5870 Mac Edition vs NVIDIA GeForce 8400

VS

ATI Radeon HD 5870 Mac Edition

NVIDIA GeForce 8400

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5870 Mac Edition and 256MB VRAM GeForce 8400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5870 Mac Edition 's Advantages

Released 2 years and 6 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (153.0GB/s vs 8.000GB/s)

1592 additional rendering cores

NVIDIA GeForce 8400 's Advantages

Lower TDP (25W vs 228W)

Score

Benchmark

FP32 (float)

Radeon HD 5870 Mac Edition +12852%

2.72 TFLOPS

GeForce 8400

0.021 TFLOPS

Radeon HD 5870 Mac Edition

VS

GeForce 8400

Graphics Card

Jun 2010

Release Date

Dec 2007

Evergreen

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1195 MHz

Memory Clock

500 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

153.0GB/s

Bandwidth

8.000GB/s

Render Config

20

Compute Units

-

SM Count

1

1600

Shading Units

8

80

TMUs

4

32

ROPs

4

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

16 KB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

2.160 GPixel/s

68.00 GTexel/s

Texture Rate

2.160 GTexel/s

-

2.720 TFLOPS

FP32 (float)

20.80 GFLOPS

544.0 GFLOPS

FP64 (double)

-

Board Design

228W

TDP

25W

550 W

Suggested PSU

200 W

1x DVI 2x mini-DisplayPort 1.1

Outputs

1x DVI 1x VGA 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Processor

Cypress

GPU Name

G98

Cypress XT (215-0735033)

GPU Variant

-

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

2.154 billion

Transistors

0.21 billion

334 mm²

Die Size

86 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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