AMD Radeon R9 255 OEM vs NVIDIA NVS 1000

VS

AMD Radeon R9 255 OEM

NVIDIA NVS 1000

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 255 OEM and 2GB VRAM NVS 1000 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 255 OEM 's Advantages

Boost Clock930MHz

Larger VRAM bandwidth (73.60GB/s vs 28.51GB/s)

320 additional rendering cores

NVIDIA NVS 1000 's Advantages

Lower TDP (35W vs 65W)

Score

Benchmark

FP32 (float)

Radeon R9 255 OEM +211%

0.952 TFLOPS

NVS 1000

0.306 TFLOPS

Radeon R9 255 OEM

VS

NVS 1000

Graphics Card

Dec 2013

Release Date

Unknown

Volcanic Islands

Generation

NVS

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

-

930 MHz

Boost Clock

-

1150 MHz

Memory Clock

891 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

73.60GB/s

Bandwidth

28.51GB/s

Render Config

8

Compute Units

-

512

Shading Units

192

32

TMUs

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

14.88 GPixel/s

Pixel Rate

3.188 GPixel/s

29.76 GTexel/s

Texture Rate

12.75 GTexel/s

-

952.3 GFLOPS

FP32 (float)

306.0 GFLOPS

59.52 GFLOPS

FP64 (double)

12.75 GFLOPS

Board Design

65W

TDP

35W

250 W

Suggested PSU

200 W

No outputs

Outputs

4x mini-DisplayPort 1.2

1x 6-pin

Power Connectors

-

Graphics Processor

Cape Verde

GPU Name

GK107

Cape Verde PRX

GPU Variant

-

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

1.27 billion

123 mm²

Die Size

118 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

5.1

Shader Model

5.1

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