AMD Radeon HD 7970 vs NVIDIA GeForce 8800 GT Mac Edition

VS

AMD Radeon HD 7970 NVIDIA GeForce 8800 GT Mac Edition

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 512MB VRAM GeForce 8800 GT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 's Advantages

Released 3 years and 10 months late

Larger VRAM bandwidth (264.0GB/s vs 57.60GB/s)

1936 additional rendering cores

NVIDIA GeForce 8800 GT Mac Edition 's Advantages

Lower TDP (125W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 +1027%

3.789 TFLOPS

GeForce 8800 GT Mac Edition

0.336 TFLOPS

Radeon HD 7970

VS

GeForce 8800 GT Mac Edition

Graphics Card

Dec 2011

Release Date

Feb 2008

Southern Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

57.60GB/s

Render Config

-

SM Count

14

32

Compute Units

-

2048

Shading Units

112

128

TMUs

56

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

768 KB

L2 Cache

64 KB

Theoretical Performance

29.60 GPixel/s

Pixel Rate

9.600 GPixel/s

118.4 GTexel/s

Texture Rate

33.60 GTexel/s

-

FP16 (half)

-

3.789 TFLOPS

FP32 (float)

336.0 GFLOPS

947.2 GFLOPS

FP64 (double)

-

Graphics Processor

Tahiti

GPU Name

G92

Tahiti XT (215-0821060)

GPU Variant

G92-270-A2

GCN 1.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

4.313 billion

Transistors

0.754 billion

352 mm²

Die Size

324 mm²

Board Design

250W

TDP

125W

600 W

Suggested PSU

300 W

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

Outputs

2x DVI

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

5.1

Shader Model

4.0

Related GPU Comparisons

1

NVIDIA GeForce RTX 4060 vs AMD Radeon HD 7970

2

NVIDIA GeForce GT 330 OEM vs AMD Radeon HD 7970

3

NVIDIA GeForce RTX 4090D vs AMD Radeon HD 7970

4

NVIDIA GeForce GTX 750 Ti vs AMD Radeon HD 7970

5

AMD Radeon RX 7900 GRE vs AMD Radeon HD 7970

6

AMD Radeon HD 7450 OEM vs AMD Radeon HD 7970

7

AMD Radeon HD 8870 OEM vs AMD Radeon HD 7970

8

AMD Radeon HD 7970 vs AMD Radeon HD 6610

9

AMD Radeon HD 7970 vs AMD Radeon R7 450 OEM

10

AMD Radeon HD 7970 vs ATI Radeon HD 5770 Mac Edition