ATI Radeon HD 4670 X2 vs NVIDIA GeForce G100 OEM

VS

ATI Radeon HD 4670 X2

NVIDIA GeForce G100 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4670 X2 and 256MB VRAM GeForce G100 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4670 X2 's Advantages

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (22.40GB/s vs 6.400GB/s)

312 additional rendering cores

NVIDIA GeForce G100 OEM 's Advantages

Released 6 months late

Lower TDP (35W vs 118W)

Score

Benchmark

FP32 (float)

Radeon HD 4670 X2 +2185%

0.48 TFLOPS

GeForce G100 OEM

0.021 TFLOPS

Radeon HD 4670 X2

VS

GeForce G100 OEM

Graphics Card

Sep 2008

Release Date

Mar 2009

Radeon R700

Generation

GeForce 100

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

700 MHz

Memory Clock

400 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

DDR2

128bit

Memory Bus

64bit

22.40GB/s

Bandwidth

6.400GB/s

Render Config

4

Compute Units

-

SM Count

1

320

Shading Units

8

32

TMUs

4

8

ROPs

4

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

16 KB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

2.160 GPixel/s

24.00 GTexel/s

Texture Rate

2.160 GTexel/s

-

480.0 GFLOPS

FP32 (float)

20.80 GFLOPS

-

Board Design

118W

TDP

35W

300 W

Suggested PSU

200 W

4x DVI

Outputs

1x DVI 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

RV730

GPU Name

G98

RV730 XT (215-0719047)

GPU Variant

G98-309-U2

TeraScale

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

65 nm

0.514 billion

Transistors

0.21 billion

146 mm²

Die Size

86 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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