AMD Radeon HD 7950 Monica BIOS 1 vs NVIDIA GeForce GT 420 OEM

VS

AMD Radeon HD 7950 Monica BIOS 1

NVIDIA GeForce GT 420 OEM

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 Monica BIOS 1 and 1024MB VRAM GeForce GT 420 OEM 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

Released 1 years and 4 months late

More VRAM (3GB vs 1024GB)

Larger VRAM bandwidth (240.0GB/s vs 28.80GB/s)

1488 additional rendering cores

NVIDIA GeForce GT 420 OEM 's Advantages

Lower TDP (50W vs 185W)

Score

Benchmark

FP32 (float)

Radeon HD 7950 Monica BIOS 1 +2020%

2.842 TFLOPS

GeForce GT 420 OEM

0.134 TFLOPS

Radeon HD 7950 Monica BIOS 1

VS

GeForce GT 420 OEM

Graphics Card

Jan 2012

Release Date

Sep 2010

Southern Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1250 MHz

Memory Clock

900 MHz

Memory

3GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

384bit

Memory Bus

128bit

240.0GB/s

Bandwidth

28.80GB/s

Render Config

24

Compute Units

-

SM Count

1

1536

Shading Units

48

96

TMUs

4

32

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

768 KB

L2 Cache

256 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

1.400 GPixel/s

88.80 GTexel/s

Texture Rate

2.800 GTexel/s

-

2.842 TFLOPS

FP32 (float)

134.4 GFLOPS

710.4 GFLOPS

FP64 (double)

11.20 GFLOPS

Board Design

185W

TDP

50W

450 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

Tahiti

GPU Name

GF108

Tahiti PRO (215-0821056)

GPU Variant

GF108-200-A1

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

4.313 billion

Transistors

0.585 billion

352 mm²

Die Size

116 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

2.1

5.1

Shader Model

5.1

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