ATI Radeon HD 4670 X2 vs NVIDIA NVS 300

VS

ATI Radeon HD 4670 X2

NVIDIA NVS 300

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4670 X2 and 512MB VRAM NVS 300 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4670 X2 's Advantages

Larger VRAM bandwidth (22.40GB/s vs 12.64GB/s)

304 additional rendering cores

NVIDIA NVS 300 's Advantages

Released 2 years and 4 months late

Lower TDP (18W vs 118W)

Score

Benchmark

FP32 (float)

Radeon HD 4670 X2 +1130%

0.48 TFLOPS

NVS 300

0.039 TFLOPS

Radeon HD 4670 X2

VS

NVS 300

Graphics Card

Sep 2008

Release Date

Jan 2011

Radeon R700

Generation

NVS

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

700 MHz

Memory Clock

790 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

22.40GB/s

Bandwidth

12.64GB/s

Render Config

4

Compute Units

-

SM Count

2

320

Shading Units

16

32

TMUs

8

ROPs

4

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

32 KB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

2.080 GPixel/s

24.00 GTexel/s

Texture Rate

4.160 GTexel/s

-

480.0 GFLOPS

FP32 (float)

39.36 GFLOPS

-

Board Design

118W

TDP

18W

300 W

Suggested PSU

200 W

4x DVI

Outputs

1x DMS-59

1x 6-pin

Power Connectors

None

Graphics Processor

RV730

GPU Name

GT218

RV730 XT (215-0719047)

GPU Variant

GT218-670-B1

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.514 billion

Transistors

0.26 billion

146 mm²

Die Size

57 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

4.1

Shader Model

4.1

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