NVIDIA GeForce GTX 550 Ti vs AMD Radeon HD 6990

VS

NVIDIA GeForce GTX 550 Ti AMD Radeon HD 6990

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 550 Ti and 2GB VRAM Radeon HD 6990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 550 Ti 's Advantages

Lower TDP (116W vs 375W)

AMD Radeon HD 6990 's Advantages

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (160.0GB/s vs 98.50GB/s)

1344 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 550 Ti

0.691 TFLOPS

Radeon HD 6990 +269%

2.55 TFLOPS

GeForce GTX 550 Ti

VS

Radeon HD 6990

Graphics Card

Mar 2011

Release Date

Mar 2011

GeForce 500

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1026 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

256bit

98.50GB/s

Bandwidth

160.0GB/s

Render Config

4

SM Count

-

Compute Units

24

192

Shading Units

1536

32

TMUs

96

24

ROPs

32

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

384 KB

L2 Cache

512 KB

Theoretical Performance

7.200 GPixel/s

Pixel Rate

26.56 GPixel/s

28.80 GTexel/s

Texture Rate

79.68 GTexel/s

-

FP16 (half)

-

691.2 GFLOPS

FP32 (float)

2.550 TFLOPS

57.60 GFLOPS

FP64 (double)

637.4 GFLOPS

Graphics Processor

GF116

GPU Name

Antilles

GF116-400-A1

GPU Variant

Antilles XT (215-0807027)

Fermi 2.0

Architecture

TeraScale 3

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.17 billion

Transistors

2.64 billion

238 mm²

Die Size

389 mm²

Board Design

116W

TDP

375W

300 W

Suggested PSU

750 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 4x mini-DisplayPort 1.2

1x 6-pin

Power Connectors

2x 8-pin

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

5.0

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