AMD Radeon HD 7790 vs NVIDIA GeForce 8600 GTS

VS

AMD Radeon HD 7790

NVIDIA GeForce 8600 GTS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7790 and 256MB VRAM GeForce 8600 GTS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7790 's Advantages

Released 5 years and 11 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (96.00GB/s vs 32.00GB/s)

864 additional rendering cores

NVIDIA GeForce 8600 GTS 's Advantages

Lower TDP (60W vs 85W)

Score

Benchmark

FP32 (float)

Radeon HD 7790 +1826%

1.792 TFLOPS

GeForce 8600 GTS

0.093 TFLOPS

Radeon HD 7790

VS

GeForce 8600 GTS

Graphics Card

Mar 2013

Release Date

Apr 2007

Southern Islands

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

32.00GB/s

Render Config

14

Compute Units

-

SM Count

4

896

Shading Units

32

56

TMUs

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

5.400 GPixel/s

56.00 GTexel/s

Texture Rate

10.80 GTexel/s

-

1.792 TFLOPS

FP32 (float)

92.80 GFLOPS

112.0 GFLOPS

FP64 (double)

-

Board Design

85W

TDP

60W

250 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Bonaire

GPU Name

G84

Bonaire XT (215-0839039)

GPU Variant

G84-400-A2

GCN 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

2.08 billion

Transistors

0.289 billion

160 mm²

Die Size

169 mm²

Graphics Features

12 (12_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.0

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

6.3

Shader Model

4.0

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