NVIDIA GeForce 9800 GX2 vs AMD Radeon Sky 500

VS

NVIDIA GeForce 9800 GX2

AMD Radeon Sky 500

We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GX2 and 4GB VRAM Radeon Sky 500 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Sky 500 's Advantages

Released 5 years late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 64.00GB/s)

1152 additional rendering cores

Lower TDP (150W vs 197W)

Score

Benchmark

FP32 (float)

GeForce 9800 GX2

0.384 TFLOPS

Radeon Sky 500 +533%

2.432 TFLOPS

GeForce 9800 GX2

VS

Radeon Sky 500

Graphics Card

Mar 2008

Release Date

Mar 2013

GeForce 9

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1200 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

64.00GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

16

SM Count

-

128

Shading Units

1280

64

TMUs

80

16

ROPs

32

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

30.40 GPixel/s

38.40 GTexel/s

Texture Rate

76.00 GTexel/s

-

384.0 GFLOPS

FP32 (float)

2.432 TFLOPS

-

FP64 (double)

152.0 GFLOPS

Board Design

197W

TDP

150W

450 W

Suggested PSU

450 W

2x DVI 1x HDMI

Outputs

1x DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

G92

GPU Name

Pitcairn

G92-450-A2

GPU Variant

Pitcairn XT GL (215-0828073)

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.754 billion

Transistors

2.8 billion

324 mm²

Die Size

212 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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