NVIDIA GeForce GTS 250 vs AMD Radeon HD 7870 GHz Edition

VS

NVIDIA GeForce GTS 250

AMD Radeon HD 7870 GHz Edition

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTS 250 and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTS 250 's Advantages

Lower TDP (150W vs 175W)

AMD Radeon HD 7870 GHz Edition 's Advantages

Released 3 years late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (153.6GB/s vs 64.00GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTS 250

0.387 TFLOPS

Radeon HD 7870 GHz Edition +561%

2.56 TFLOPS

GeForce GTS 250

VS

Radeon HD 7870 GHz Edition

Graphics Card

Mar 2009

Release Date

Mar 2012

GeForce 200

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

64.00GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

16

SM Count

-

128

Shading Units

1280

64

TMUs

80

16

ROPs

32

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

11.23 GPixel/s

Pixel Rate

32.00 GPixel/s

44.93 GTexel/s

Texture Rate

80.00 GTexel/s

-

387.1 GFLOPS

FP32 (float)

2.560 TFLOPS

-

FP64 (double)

160.0 GFLOPS

Board Design

150W

TDP

175W

450 W

Suggested PSU

450 W

2x DVI

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

G92B

GPU Name

Pitcairn

G92-428-B1

GPU Variant

Pitcairn XT (215-0828047)

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.754 billion

Transistors

2.8 billion

260 mm²

Die Size

212 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

1.1

CUDA

-

4.0

Shader Model

5.1

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