NVIDIA GeForce 9800 GT Rebrand vs AMD Radeon HD 7970

VS

NVIDIA GeForce 9800 GT Rebrand

AMD Radeon HD 7970

We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GT Rebrand and 3GB VRAM Radeon HD 7970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9800 GT Rebrand 's Advantages

Lower TDP (125W vs 250W)

AMD Radeon HD 7970 's Advantages

Released 3 years and 5 months late

More VRAM (3GB vs 512GB)

Larger VRAM bandwidth (264.0GB/s vs 64.00GB/s)

1920 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9800 GT Rebrand

0.448 TFLOPS

Radeon HD 7970 +745%

3.789 TFLOPS

GeForce 9800 GT Rebrand

VS

Radeon HD 7970

Graphics Card

Jul 2008

Release Date

Dec 2011

GeForce 9

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1375 MHz

Memory

512MB

Memory Size

3GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

384bit

64.00GB/s

Bandwidth

264.0GB/s

Render Config

-

Compute Units

32

16

SM Count

-

128

Shading Units

2048

64

TMUs

128

16

ROPs

32

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

768 KB

-

Theoretical Performance

11.60 GPixel/s

Pixel Rate

29.60 GPixel/s

46.40 GTexel/s

Texture Rate

118.4 GTexel/s

-

448.0 GFLOPS

FP32 (float)

3.789 TFLOPS

-

FP64 (double)

947.2 GFLOPS

Board Design

125W

TDP

250W

300 W

Suggested PSU

600 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

G92

GPU Name

Tahiti

G92-270-A2

GPU Variant

Tahiti XT (215-0821060)

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.754 billion

Transistors

4.313 billion

324 mm²

Die Size

352 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

1.1

CUDA

-

4.0

Shader Model

5.1

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