AMD Radeon HD 7950 Monica BIOS 1 vs NVIDIA GeForce GTX 490

VS

AMD Radeon HD 7950 Monica BIOS 1

NVIDIA GeForce GTX 490

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 Monica BIOS 1 and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 Monica BIOS 1 's Advantages

More VRAM (3GB vs 1536GB)

Larger VRAM bandwidth (240.0GB/s vs 164.0GB/s)

1056 additional rendering cores

Lower TDP (185W vs 365W)

Score

Benchmark

FP32 (float)

Radeon HD 7950 Monica BIOS 1 +143%

2.842 TFLOPS

GeForce GTX 490

1.166 TFLOPS

Radeon HD 7950 Monica BIOS 1

VS

GeForce GTX 490

Graphics Card

Jan 2012

Release Date

Unknown

Southern Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

854 MHz

Memory

3GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

384bit

240.0GB/s

Bandwidth

164.0GB/s

Render Config

24

Compute Units

-

SM Count

15

1536

Shading Units

480

96

TMUs

60

32

ROPs

48

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

768 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

18.24 GPixel/s

88.80 GTexel/s

Texture Rate

36.48 GTexel/s

-

2.842 TFLOPS

FP32 (float)

1166 GFLOPS

710.4 GFLOPS

FP64 (double)

145.8 GFLOPS

Board Design

185W

TDP

365W

450 W

Suggested PSU

750 W

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

Outputs

3x DVI 1x mini-DisplayPort

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Tahiti

GPU Name

GF100

Tahiti PRO (215-0821056)

GPU Variant

GF100-375-A3

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

3.1 billion

352 mm²

Die Size

529 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.0

5.1

Shader Model

5.1

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