AMD Radeon HD 8870 OEM vs NVIDIA GeForce GTS 450

VS

AMD Radeon HD 8870 OEM NVIDIA GeForce GTS 450

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8870 OEM and 1024MB VRAM GeForce GTS 450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8870 OEM 's Advantages

Released 2 years and 4 months late

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (153.6GB/s vs 57.73GB/s)

1088 additional rendering cores

NVIDIA GeForce GTS 450 's Advantages

Lower TDP (106W vs 175W)

Score

Benchmark

FP32 (float)

Radeon HD 8870 OEM +325%

2.56 TFLOPS

GeForce GTS 450

0.601 TFLOPS

Radeon HD 8870 OEM

VS

GeForce GTS 450

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

-

Base Clock

-

Boost Clock

-

1200 MHz

Memory Clock

902 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

153.6GB/s

Bandwidth

57.73GB/s

Render Config

-

SM Count

4

20

Compute Units

-

1280

Shading Units

192

80

TMUs

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

6.264 GPixel/s

80.00 GTexel/s

Texture Rate

25.06 GTexel/s

-

FP16 (half)

-

2.560 TFLOPS

FP32 (float)

601.3 GFLOPS

160.0 GFLOPS

FP64 (double)

50.11 GFLOPS

Graphics Processor

Pitcairn

GPU Name

GF106

Pitcairn XT (215-0828047)

GPU Variant

GF106-250-KA-A1

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

1.17 billion

212 mm²

Die Size

238 mm²

Board Design

175W

TDP

106W

450 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

2x 6-pin

Power Connectors

1x 6-pin

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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