NVIDIA GeForce 8600 GT vs AMD Radeon RX 7990 XTX

VS

NVIDIA GeForce 8600 GT

AMD Radeon RX 7990 XTX

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8600 GT and 24GB VRAM Radeon RX 7990 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8600 GT 's Advantages

Lower TDP (47W vs 405W)

AMD Radeon RX 7990 XTX 's Advantages

Boost Clock3599MHz

More VRAM (24GB vs 512GB)

Larger VRAM bandwidth (1152GB/s vs 22.40GB/s)

6112 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8600 GT

0.076 TFLOPS

Radeon RX 7990 XTX +116281%

88.45 TFLOPS

GeForce 8600 GT

VS

Radeon RX 7990 XTX

Graphics Card

Apr 2007

Release Date

Unknown

GeForce 8

Generation

Navi III

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2500 MHz

-

Boost Clock

3599 MHz

700 MHz

Memory Clock

3000 MHz

Memory

512MB

Memory Size

24GB

GDDR3

Memory Type

GDDR6

128bit

Memory Bus

384bit

22.40GB/s

Bandwidth

1152GB/s

Render Config

-

Compute Units

96

4

SM Count

-

32

Shading Units

6144

16

TMUs

384

8

ROPs

192

-

RT Cores

96

-

L1 Cache

256 KB per Array

32 KB

L2 Cache

6 MB

-

L3 Cache

192 MB

Theoretical Performance

4.320 GPixel/s

Pixel Rate

691.0 GPixel/s

8.640 GTexel/s

Texture Rate

1382 GTexel/s

-

FP16 (half)

176.9 TFLOPS

76.16 GFLOPS

FP32 (float)

88.45 TFLOPS

-

FP64 (double)

2.764 TFLOPS

Board Design

47W

TDP

405W

200 W

Suggested PSU

800 W

2x DVI 1x S-Video

Outputs

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

None

Power Connectors

3x 8-pin

Graphics Processor

G84

GPU Name

Navi 31

G84-303-A2

GPU Variant

Navi 31 XTX+

Tesla

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

80 nm

Process Size

5 nm

0.289 billion

Transistors

57.7 billion

169 mm²

Die Size

529 mm²

Graphics Features

11.1 (10_0)

DirectX

12 Ultimate (12_2)

3.3

OpenGL

4.6

1.1

OpenCL

2.2

N/A

Vulkan

1.3

1.1

CUDA

-

4.0

Shader Model

6.7

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