AMD Radeon HD 6770 vs NVIDIA GeForce 7950 GT AGP

VS

AMD Radeon HD 6770 NVIDIA GeForce 7950 GT AGP

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6770 and 512MB VRAM GeForce 7950 GT AGP 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 9 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (76.80GB/s vs 38.40GB/s)

800 additional rendering cores

NVIDIA GeForce 7950 GT AGP 's Advantages

Lower TDP (65W vs 108W)

Score

Radeon HD 6770

VS

GeForce 7950 GT AGP

Graphics Card

Jan 2011

Release Date

Apr 2007

Northern Islands

Generation

GeForce 7 AGP

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

Base Clock

-

Boost Clock

-

1200 MHz

Memory Clock

600 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

76.80GB/s

Bandwidth

38.40GB/s

Render Config

-

SM Count

-

10

Compute Units

-

800

Shading Units

-

40

TMUs

24

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

8.000 GPixel/s

34.00 GTexel/s

Texture Rate

12.00 GTexel/s

-

FP16 (half)

-

1360 GFLOPS

FP32 (float)

-

FP64 (double)

-

Graphics Processor

Juniper

GPU Name

G71

Juniper XT (215-0754013)

GPU Variant

G71-GT2-H-N-A2

TeraScale 2

Architecture

Curie

TSMC

Foundry

TSMC

40 nm

Process Size

90 nm

1.04 billion

Transistors

0.278 billion

166 mm²

Die Size

196 mm²

Board Design

108W

TDP

65W

300 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x Molex

Graphics Features

11.2 (11_0)

DirectX

9.0c (9_3)

4.4

OpenGL

2.1

1.2

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

3.0

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