AMD Radeon R7 250X vs NVIDIA GeForce GTX 970

VS

AMD Radeon R7 250X NVIDIA GeForce GTX 970

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

Main Differences

AMD Radeon R7 250X 's Advantages

Lower TDP (80W vs 148W)

NVIDIA GeForce GTX 970 's Advantages

Released 7 months late

Boost Clock1178MHz

More VRAM (4GB vs 1GB)

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

1024 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 250X

1.216 TFLOPS

GeForce GTX 970 +222%

3.92 TFLOPS

Radeon R7 250X

VS

GeForce GTX 970

Graphics Card

Feb 2014

Release Date

Sep 2014

Volcanic Islands

Generation

GeForce 900

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1050 MHz

-

Boost Clock

1178 MHz

1125 MHz

Memory Clock

1753 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

256bit

72.00GB/s

Bandwidth

224.4GB/s

Render Config

-

SM Count

-

10

Compute Units

-

640

Shading Units

1664

40

TMUs

104

16

ROPs

56

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

48 KB (per SMM)

256 KB

L2 Cache

2 MB

Theoretical Performance

15.20 GPixel/s

Pixel Rate

65.97 GPixel/s

38.00 GTexel/s

Texture Rate

122.5 GTexel/s

-

FP16 (half)

-

1216 GFLOPS

FP32 (float)

3.920 TFLOPS

76.00 GFLOPS

FP64 (double)

122.5 GFLOPS

Graphics Processor

Cape Verde

GPU Name

GM204

Cape Verde XT

GPU Variant

GM204-200-A1

GCN 1.0

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

5.2 billion

123 mm²

Die Size

398 mm²

Board Design

80W

TDP

148W

250 W

Suggested PSU

300 W

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

Outputs

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

1x 6-pin

Power Connectors

2x 6-pin

Graphics Features

12 (11_1)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

5.2

5.1

Shader Model

6.4

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