NVIDIA GeForce GTX 470 PhysX Edition vs AMD Radeon HD 7870 XT

VS

NVIDIA GeForce GTX 470 PhysX Edition

AMD Radeon HD 7870 XT

We compared two Desktop platform GPUs: 1280MB VRAM GeForce GTX 470 PhysX Edition and 2GB VRAM Radeon HD 7870 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 XT 's Advantages

Boost Clock975MHz

More VRAM (2GB vs 1280GB)

Larger VRAM bandwidth (192.0GB/s vs 133.9GB/s)

1088 additional rendering cores

Lower TDP (185W vs 215W)

Score

Benchmark

FP32 (float)

GeForce GTX 470 PhysX Edition

1.089 TFLOPS

Radeon HD 7870 XT +175%

2.995 TFLOPS

GeForce GTX 470 PhysX Edition

VS

Radeon HD 7870 XT

Graphics Card

Unknown

Release Date

Nov 2012

GeForce 400

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

975 MHz

837 MHz

Memory Clock

1500 MHz

Memory

1280MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

320bit

Memory Bus

256bit

133.9GB/s

Bandwidth

192.0GB/s

Render Config

-

Compute Units

24

14

SM Count

-

448

Shading Units

1536

56

TMUs

96

40

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

640 KB

L2 Cache

512 KB

-

Theoretical Performance

17.02 GPixel/s

Pixel Rate

31.20 GPixel/s

34.05 GTexel/s

Texture Rate

93.60 GTexel/s

-

1089 GFLOPS

FP32 (float)

2.995 TFLOPS

-

FP64 (double)

748.8 GFLOPS

Board Design

215W

TDP

185W

550 W

Suggested PSU

450 W

2x DVI 1x mini-HDMI 1.3a

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GT215

GPU Name

Tahiti

GT215-400-A2

GPU Variant

Tahiti LE (215-0821122)

Tesla 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.727 billion

Transistors

4.313 billion

144 mm²

Die Size

352 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.0

CUDA

-

5.1

Shader Model

5.1

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