AMD Radeon HD 8870 OEM vs NVIDIA GeForce GTX 480 Core 512

VS

AMD Radeon HD 8870 OEM NVIDIA GeForce GTX 480 Core 512

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 8870 OEM and 1536MB VRAM GeForce GTX 480 Core 512 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8870 OEM 's Advantages

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (153.6GB/s vs 134.4GB/s)

768 additional rendering cores

Lower TDP (175W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 8870 OEM +137%

2.56 TFLOPS

GeForce GTX 480 Core 512

1.078 TFLOPS

Radeon HD 8870 OEM

VS

GeForce GTX 480 Core 512

Graphics Card

Jan 2013

Release Date

Unknown

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

700 MHz

Memory

2GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

153.6GB/s

Bandwidth

134.4GB/s

Render Config

-

SM Count

16

20

Compute Units

-

1280

Shading Units

512

80

TMUs

64

32

ROPs

48

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

768 KB

Theoretical Performance

32.00 GPixel/s

Pixel Rate

16.86 GPixel/s

80.00 GTexel/s

Texture Rate

33.73 GTexel/s

-

FP16 (half)

-

2.560 TFLOPS

FP32 (float)

1078 GFLOPS

160.0 GFLOPS

FP64 (double)

-

Graphics Processor

Pitcairn

GPU Name

GF100

Pitcairn XT (215-0828047)

GPU Variant

GF100-ES-DT1-A2

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

3.1 billion

212 mm²

Die Size

529 mm²

Board Design

175W

TDP

375W

450 W

Suggested PSU

750 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

2x 8-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

2.0

5.1

Shader Model

5.1

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