NVIDIA GeForce GTX 970 vs AMD Radeon R7 250X

VS

NVIDIA GeForce GTX 970

AMD Radeon R7 250X

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 970 and 1024MB VRAM Radeon R7 250X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 970 's Advantages

Released 7 months late

Boost Clock1178MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (224.4GB/s vs 72.00GB/s)

1024 additional rendering cores

AMD Radeon R7 250X 's Advantages

Lower TDP (80W vs 148W)

Score

Benchmark

FP32 (float)

GeForce GTX 970 +222%

3.92 TFLOPS

Radeon R7 250X

1.216 TFLOPS

GeForce GTX 970

VS

Radeon R7 250X

Graphics Card

Sep 2014

Release Date

Feb 2014

GeForce 900

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1050 MHz

Base Clock

-

1178 MHz

Boost Clock

-

1753 MHz

Memory Clock

1125 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

224.4GB/s

Bandwidth

72.00GB/s

Render Config

-

Compute Units

10

-

1664

Shading Units

640

104

TMUs

40

56

ROPs

16

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

65.97 GPixel/s

Pixel Rate

15.20 GPixel/s

122.5 GTexel/s

Texture Rate

38.00 GTexel/s

-

3.920 TFLOPS

FP32 (float)

1216 GFLOPS

122.5 GFLOPS

FP64 (double)

76.00 GFLOPS

Board Design

148W

TDP

80W

300 W

Suggested PSU

250 W

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

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

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GM204

GPU Name

Cape Verde

GM204-200-A1

GPU Variant

Cape Verde XT

Maxwell 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5.2 billion

Transistors

1.5 billion

398 mm²

Die Size

123 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

5.2

CUDA

-

6.4

Shader Model

5.1

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