NVIDIA GeForce GTX 555 OEM vs AMD Radeon HD 8950 OEM

VS

NVIDIA GeForce GTX 555 OEM

AMD Radeon HD 8950 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 555 OEM and 3GB VRAM Radeon HD 8950 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 555 OEM 's Advantages

Lower TDP (150W vs 200W)

AMD Radeon HD 8950 OEM 's Advantages

Released 1 years and 8 months late

Boost Clock925MHz

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 91.87GB/s)

1504 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 555 OEM

0.848 TFLOPS

Radeon HD 8950 OEM +290%

3.315 TFLOPS

GeForce GTX 555 OEM

VS

Radeon HD 8950 OEM

Graphics Card

May 2011

Release Date

Jan 2013

GeForce 500

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

850 MHz

-

Boost Clock

925 MHz

957 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

384bit

91.87GB/s

Bandwidth

240.0GB/s

Render Config

-

Compute Units

28

6

SM Count

-

288

Shading Units

1792

48

TMUs

112

24

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

768 KB

-

Theoretical Performance

8.832 GPixel/s

Pixel Rate

29.60 GPixel/s

35.33 GTexel/s

Texture Rate

103.6 GTexel/s

-

847.9 GFLOPS

FP32 (float)

3.315 TFLOPS

70.66 GFLOPS

FP64 (double)

828.8 GFLOPS

Board Design

150W

TDP

200W

450 W

Suggested PSU

550 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

2x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

GF114

GPU Name

Tahiti

GF114-200-KB-A1

GPU Variant

Tahiti PRO (215-0821056)

Fermi 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.95 billion

Transistors

4.313 billion

332 mm²

Die Size

352 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

5.1

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