NVIDIA GeForce 9800 GT Rebrand vs AMD Radeon R9 255 OEM

VS

NVIDIA GeForce 9800 GT Rebrand

AMD Radeon R9 255 OEM

We compared two Desktop platform GPUs: 512MB VRAM GeForce 9800 GT Rebrand and 2GB VRAM Radeon R9 255 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 255 OEM 's Advantages

Released 5 years and 5 months late

Boost Clock930MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (73.60GB/s vs 64.00GB/s)

384 additional rendering cores

Lower TDP (65W vs 125W)

Score

Benchmark

FP32 (float)

GeForce 9800 GT Rebrand

0.448 TFLOPS

Radeon R9 255 OEM +112%

0.952 TFLOPS

GeForce 9800 GT Rebrand

VS

Radeon R9 255 OEM

Graphics Card

Jul 2008

Release Date

Dec 2013

GeForce 9

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

930 MHz

1000 MHz

Memory Clock

1150 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

128bit

64.00GB/s

Bandwidth

73.60GB/s

Render Config

-

Compute Units

8

16

SM Count

-

128

Shading Units

512

64

TMUs

32

16

ROPs

16

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

11.60 GPixel/s

Pixel Rate

14.88 GPixel/s

46.40 GTexel/s

Texture Rate

29.76 GTexel/s

-

448.0 GFLOPS

FP32 (float)

952.3 GFLOPS

-

FP64 (double)

59.52 GFLOPS

Board Design

125W

TDP

65W

300 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

No outputs

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

G92

GPU Name

Cape Verde

G92-270-A2

GPU Variant

Cape Verde PRX

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.754 billion

Transistors

1.5 billion

324 mm²

Die Size

123 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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