NVIDIA GeForce 8800 GTS 320 vs AMD Radeon HD 6670

VS

NVIDIA GeForce 8800 GTS 320

AMD Radeon HD 6670

We compared two Desktop platform GPUs: 320MB VRAM GeForce 8800 GTS 320 and 1024MB VRAM Radeon HD 6670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6670 's Advantages

Released 4 years and 2 months late

More VRAM (1024GB vs 320GB)

Larger VRAM bandwidth (64.00GB/s vs 63.36GB/s)

384 additional rendering cores

Lower TDP (66W vs 143W)

Score

Benchmark

FP32 (float)

GeForce 8800 GTS 320

0.228 TFLOPS

Radeon HD 6670 +236%

0.768 TFLOPS

GeForce 8800 GTS 320

VS

Radeon HD 6670

Graphics Card

Feb 2007

Release Date

Apr 2011

GeForce 8

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

792 MHz

Memory Clock

1000 MHz

Memory

320MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

320bit

Memory Bus

128bit

63.36GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

12

SM Count

-

96

Shading Units

480

24

TMUs

24

20

ROPs

8

-

L1 Cache

8 KB (per CU)

80 KB

L2 Cache

256 KB

-

Theoretical Performance

10.26 GPixel/s

Pixel Rate

6.400 GPixel/s

24.62 GTexel/s

Texture Rate

19.20 GTexel/s

-

228.1 GFLOPS

FP32 (float)

768.0 GFLOPS

-

Board Design

143W

TDP

66W

300 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

G80

GPU Name

Turks

G80-100-K0-A2

GPU Variant

Turks XT (215-0803000)

Tesla

Architecture

TeraScale 2

TSMC

Foundry

TSMC

90 nm

Process Size

40 nm

0.681 billion

Transistors

0.716 billion

484 mm²

Die Size

118 mm²

Graphics Features

11.1 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1 (1.0)

OpenCL

1.2

N/A

Vulkan

N/A

1.0

CUDA

-

4.0

Shader Model

5.0

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