ATI Radeon HD 4890 vs NVIDIA GeForce 8600 GTS Mac Edition

VS

ATI Radeon HD 4890

NVIDIA GeForce 8600 GTS Mac Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4890 and 512MB VRAM GeForce 8600 GTS Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4890 's Advantages

Released 1 years and 7 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (124.8GB/s vs 32.26GB/s)

768 additional rendering cores

NVIDIA GeForce 8600 GTS Mac Edition 's Advantages

Lower TDP (75W vs 190W)

Score

Benchmark

FP32 (float)

Radeon HD 4890 +1362%

1.36 TFLOPS

GeForce 8600 GTS Mac Edition

0.093 TFLOPS

Radeon HD 4890

VS

GeForce 8600 GTS Mac Edition

Graphics Card

Apr 2009

Release Date

Sep 2007

Radeon R700

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

975 MHz

Memory Clock

1008 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

124.8GB/s

Bandwidth

32.26GB/s

Render Config

10

Compute Units

-

SM Count

4

800

Shading Units

32

40

TMUs

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

5.400 GPixel/s

34.00 GTexel/s

Texture Rate

10.80 GTexel/s

-

1360 GFLOPS

FP32 (float)

92.80 GFLOPS

272.0 GFLOPS

FP64 (double)

-

Board Design

190W

TDP

75W

450 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

2x DVI

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

RV790

GPU Name

G84

RV790 XT (215-0758016)

GPU Variant

G84-400-A2

TeraScale

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

80 nm

0.959 billion

Transistors

0.289 billion

282 mm²

Die Size

169 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

4.1

Shader Model

4.0

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