AMD Radeon HD 8860 OEM vs NVIDIA GeForce GT 420 OEM

VS

AMD Radeon HD 8860 OEM

NVIDIA GeForce GT 420 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8860 OEM 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 8860 OEM 's Advantages

Released 2 years and 4 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (179.2GB/s vs 28.80GB/s)

1232 additional rendering cores

NVIDIA GeForce GT 420 OEM 's Advantages

Lower TDP (50W vs 175W)

Score

Benchmark

FP32 (float)

Radeon HD 8860 OEM +1667%

2.368 TFLOPS

GeForce GT 420 OEM

0.134 TFLOPS

Radeon HD 8860 OEM

VS

GeForce GT 420 OEM

Graphics Card

Jan 2013

Release Date

Sep 2010

Sea Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1400 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

179.2GB/s

Bandwidth

28.80GB/s

Render Config

20

Compute Units

-

SM Count

1

1280

Shading Units

48

80

TMUs

4

32

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

1.400 GPixel/s

74.00 GTexel/s

Texture Rate

2.800 GTexel/s

-

2.368 TFLOPS

FP32 (float)

134.4 GFLOPS

148.0 GFLOPS

FP64 (double)

11.20 GFLOPS

Board Design

175W

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

Power Connectors

None

Graphics Processor

Curacao

GPU Name

GF108

Curacao PRO (215-0848000)

GPU Variant

GF108-200-A1

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

0.585 billion

212 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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