AMD Radeon HD 6770 vs NVIDIA GeForce 8800 GTS 512

VS

AMD Radeon HD 6770 NVIDIA GeForce 8800 GTS 512

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 and 512MB VRAM GeForce 8800 GTS 512 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770 's Advantages

Released 3 years and 1 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (76.80GB/s vs 52.48GB/s)

672 additional rendering cores

Lower TDP (108W vs 135W)

Score

Benchmark

FP32 (float)

Radeon HD 6770 +226%

1.36 TFLOPS

GeForce 8800 GTS 512

0.416 TFLOPS

Radeon HD 6770

VS

GeForce 8800 GTS 512

Graphics Card

Jan 2011

Release Date

Dec 2007

Northern Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1200 MHz

Memory Clock

820 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

76.80GB/s

Bandwidth

52.48GB/s

Render Config

-

SM Count

16

10

Compute Units

-

800

Shading Units

128

40

TMUs

64

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

Theoretical Performance

13.60 GPixel/s

Pixel Rate

10.40 GPixel/s

34.00 GTexel/s

Texture Rate

41.60 GTexel/s

-

FP16 (half)

-

1360 GFLOPS

FP32 (float)

416.0 GFLOPS

-

FP64 (double)

-

Graphics Processor

Juniper

GPU Name

G92

Juniper XT (215-0754013)

GPU Variant

G92-400-A2

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

1.04 billion

Transistors

0.754 billion

166 mm²

Die Size

324 mm²

Board Design

108W

TDP

135W

300 W

Suggested PSU

300 W

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

Outputs

2x DVI 1x S-Video

1x 6-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

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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