NVIDIA GeForce 8800 GS vs AMD Radeon HD 6390

VS

NVIDIA GeForce 8800 GS

AMD Radeon HD 6390

We compared two Desktop platform GPUs: 384MB VRAM GeForce 8800 GS and 1024MB VRAM Radeon HD 6390 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8800 GS 's Advantages

Larger VRAM bandwidth (38.40GB/s vs 16.00GB/s)

AMD Radeon HD 6390 's Advantages

Released 3 years and 6 months late

More VRAM (1024GB vs 384GB)

224 additional rendering cores

Lower TDP (39W vs 105W)

Score

Benchmark

FP32 (float)

GeForce 8800 GS

0.264 TFLOPS

Radeon HD 6390 +33%

0.352 TFLOPS

GeForce 8800 GS

VS

Radeon HD 6390

Graphics Card

Jan 2008

Release Date

Jul 2011

GeForce 8

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

500 MHz

Memory

384MB

Memory Size

1024MB

GDDR3

Memory Type

DDR2

192bit

Memory Bus

128bit

38.40GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

4

12

SM Count

-

96

Shading Units

320

48

TMUs

16

12

ROPs

8

-

L1 Cache

8 KB (per CU)

48 KB

L2 Cache

256 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

4.400 GPixel/s

26.40 GTexel/s

Texture Rate

8.800 GTexel/s

-

264.0 GFLOPS

FP32 (float)

352.0 GFLOPS

-

Board Design

105W

TDP

39W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

G92

GPU Name

Redwood

G92-150-A2

GPU Variant

Redwood LE

Tesla

Architecture

TeraScale 2

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.754 billion

Transistors

0.627 billion

324 mm²

Die Size

104 mm²

Graphics Features

11.1 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

5.0

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