AMD Radeon RX 7990 XTX vs NVIDIA GeForce 8600 GT

VS

AMD Radeon RX 7990 XTX NVIDIA GeForce 8600 GT

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

Main Differences

AMD Radeon RX 7990 XTX 's Advantages

Boost Clock3599MHz

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

6112 additional rendering cores

NVIDIA GeForce 8600 GT 's Advantages

Lower TDP (47W vs 405W)

Score

Benchmark

FP32 (float)

Radeon RX 7990 XTX +116281%

88.45 TFLOPS

GeForce 8600 GT

0.076 TFLOPS

Radeon RX 7990 XTX

VS

GeForce 8600 GT

Graphics Card

Unknown

Release Date

Apr 2007

Navi III

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

2500 MHz

Base Clock

-

3599 MHz

Boost Clock

-

3000 MHz

Memory Clock

700 MHz

Memory

24GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

384bit

Memory Bus

128bit

1152GB/s

Bandwidth

22.40GB/s

Render Config

-

SM Count

4

96

Compute Units

-

6144

Shading Units

32

384

TMUs

16

192

ROPs

8

-

Tensor Cores

-

96

RT Cores

-

256 KB per Array

L1 Cache

-

6 MB

L2 Cache

32 KB

Theoretical Performance

691.0 GPixel/s

Pixel Rate

4.320 GPixel/s

1382 GTexel/s

Texture Rate

8.640 GTexel/s

176.9 TFLOPS

FP16 (half)

-

88.45 TFLOPS

FP32 (float)

76.16 GFLOPS

2.764 TFLOPS

FP64 (double)

-

Graphics Processor

Navi 31

GPU Name

G84

Navi 31 XTX+

GPU Variant

G84-303-A2

RDNA 3.0

Architecture

Tesla

TSMC

Foundry

TSMC

5 nm

Process Size

80 nm

57.7 billion

Transistors

0.289 billion

529 mm²

Die Size

169 mm²

Board Design

405W

TDP

47W

800 W

Suggested PSU

200 W

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

Outputs

2x DVI 1x S-Video

3x 8-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.2

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.1

6.7

Shader Model

4.0

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