Home GPU Comparison NVIDIA GeForce GTX 970 vs AMD Radeon R7 250X

NVIDIA GeForce GTX 970 vs 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 1GB)
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
VS

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

-
SM Count
-
-
Compute Units
10
1664
Shading Units
640
104
TMUs
40
56
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
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
-
FP16 (half)
-
3.920 TFLOPS
FP32 (float)
1216 GFLOPS
122.5 GFLOPS
FP64 (double)
76.00 GFLOPS

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

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 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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