AMD Radeon HD 6970 X2 vs NVIDIA GeForce 8800 GTS 320

VS

AMD Radeon HD 6970 X2 NVIDIA GeForce 8800 GTS 320

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 X2 and 320MB VRAM GeForce 8800 GTS 320 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970 X2 's Advantages

Larger VRAM bandwidth (176.0GB/s vs 63.36GB/s)

1440 additional rendering cores

NVIDIA GeForce 8800 GTS 320 's Advantages

Lower TDP (143W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6970 X2 +1085%

2.703 TFLOPS

GeForce 8800 GTS 320

0.228 TFLOPS

Radeon HD 6970 X2

VS

GeForce 8800 GTS 320

Graphics Card

Unknown

Release Date

Feb 2007

Northern Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

792 MHz

Memory

2GB

Memory Size

320MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

320bit

176.0GB/s

Bandwidth

63.36GB/s

Render Config

-

SM Count

12

24

Compute Units

-

1536

Shading Units

96

TMUs

24

32

ROPs

20

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

80 KB

Theoretical Performance

28.16 GPixel/s

Pixel Rate

10.26 GPixel/s

84.48 GTexel/s

Texture Rate

24.62 GTexel/s

-

FP16 (half)

-

2.703 TFLOPS

FP32 (float)

228.1 GFLOPS

-

FP64 (double)

-

Graphics Processor

Antilles

GPU Name

G80

Antilles XT (215-0807027)

GPU Variant

G80-100-K0-A2

TeraScale 3

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

90 nm

2.64 billion

Transistors

0.681 billion

389 mm²

Die Size

484 mm²

Board Design

375W

TDP

143W

750 W

Suggested PSU

300 W

2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

Outputs

2x DVI 1x S-Video

3x 8-pin

Power Connectors

1x 6-pin

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1 (1.0)

N/A

Vulkan

N/A

-

CUDA

1.0

5.0

Shader Model

4.0

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