AMD Radeon HD 7870 XT vs NVIDIA GeForce GT 140 OEM

VS

AMD Radeon HD 7870 XT

NVIDIA GeForce GT 140 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 XT and 1024MB VRAM GeForce GT 140 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7870 XT 's Advantages

Released 3 years and 8 months late

Boost Clock975MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (192.0GB/s vs 57.60GB/s)

1472 additional rendering cores

NVIDIA GeForce GT 140 OEM 's Advantages

Lower TDP (105W vs 185W)

Score

Benchmark

FP32 (float)

Radeon HD 7870 XT +1339%

2.995 TFLOPS

GeForce GT 140 OEM

0.208 TFLOPS

Radeon HD 7870 XT

VS

GeForce GT 140 OEM

Graphics Card

Nov 2012

Release Date

Mar 2009

Southern Islands

Generation

GeForce 100

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

925 MHz

Base Clock

-

975 MHz

Boost Clock

-

1500 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

192.0GB/s

Bandwidth

57.60GB/s

Render Config

24

Compute Units

-

SM Count

8

1536

Shading Units

64

96

TMUs

32

ROPs

16

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

64 KB

-

Theoretical Performance

31.20 GPixel/s

Pixel Rate

10.40 GPixel/s

93.60 GTexel/s

Texture Rate

20.80 GTexel/s

-

2.995 TFLOPS

FP32 (float)

208.0 GFLOPS

748.8 GFLOPS

FP64 (double)

-

Board Design

185W

TDP

105W

450 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

Tahiti

GPU Name

G94B

Tahiti LE (215-0821122)

GPU Variant

-

GCN 1.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

4.313 billion

Transistors

0.505 billion

352 mm²

Die Size

196 mm²

Graphics Features

12 (11_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

5.1

Shader Model

4.0

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