ATI Radeon HD 4860 vs NVIDIA GeForce 8800 GTS 320

VS

ATI Radeon HD 4860

NVIDIA GeForce 8800 GTS 320

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4860 and 320MB VRAM GeForce 8800 GTS 320 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4860 's Advantages

Released 2 years and 7 months late

More VRAM (512GB vs 320GB)

Larger VRAM bandwidth (96.00GB/s vs 63.36GB/s)

544 additional rendering cores

Lower TDP (130W vs 143W)

Score

Benchmark

FP32 (float)

Radeon HD 4860 +292%

0.896 TFLOPS

GeForce 8800 GTS 320

0.228 TFLOPS

Radeon HD 4860

VS

GeForce 8800 GTS 320

Graphics Card

Sep 2009

Release Date

Feb 2007

Radeon R700

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

750 MHz

Memory Clock

792 MHz

Memory

512MB

Memory Size

320MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

320bit

96.00GB/s

Bandwidth

63.36GB/s

Render Config

8

Compute Units

-

SM Count

12

640

Shading Units

96

32

TMUs

24

16

ROPs

20

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

80 KB

-

Theoretical Performance

11.20 GPixel/s

Pixel Rate

10.26 GPixel/s

22.40 GTexel/s

Texture Rate

24.62 GTexel/s

-

896.0 GFLOPS

FP32 (float)

228.1 GFLOPS

179.2 GFLOPS

FP64 (double)

-

Board Design

130W

TDP

143W

300 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

RV790

GPU Name

G80

RV790 GT

GPU Variant

G80-100-K0-A2

TeraScale

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

90 nm

0.959 billion

Transistors

0.681 billion

282 mm²

Die Size

484 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1 (1.0)

N/A

Vulkan

N/A

-

CUDA

1.0

4.1

Shader Model

4.0

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