AMD Radeon 550X 640SP vs NVIDIA GeForce 8600 GT

VS

AMD Radeon 550X 640SP

NVIDIA GeForce 8600 GT

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP 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 550X 640SP 's Advantages

Released 11 years late

Boost Clock1071MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (48.00GB/s vs 22.40GB/s)

608 additional rendering cores

NVIDIA GeForce 8600 GT 's Advantages

Lower TDP (47W vs 50W)

Score

Benchmark

FP32 (float)

Radeon 550X 640SP +1703%

1.371 TFLOPS

GeForce 8600 GT

0.076 TFLOPS

Radeon 550X 640SP

VS

GeForce 8600 GT

Graphics Card

Apr 2018

Release Date

Apr 2007

Polaris

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 1.0 x16

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

128bit

48.00GB/s

Bandwidth

22.40GB/s

Render Config

10

Compute Units

-

SM Count

4

640

Shading Units

32

40

TMUs

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

4.320 GPixel/s

42.84 GTexel/s

Texture Rate

8.640 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

76.16 GFLOPS

85.68 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

47W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

None

Power Connectors

None

Graphics Processor

Lexa

GPU Name

G84

Lexa PRO (215-0904018)

GPU Variant

G84-303-A2

GCN 4.0

Architecture

Tesla

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

80 nm

2.2 billion

Transistors

0.289 billion

103 mm²

Die Size

169 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

6.4

Shader Model

4.0

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