Home GPU Comparison NVIDIA GeForce GTX 970 vs ATI Radeon HD 2950 XTX

NVIDIA GeForce GTX 970 vs ATI Radeon HD 2950 XTX

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 970 and 512MB VRAM Radeon HD 2950 XTX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 970 's Advantages
Boost Clock1178MHz
More VRAM (4GB vs 512GB)
Larger VRAM bandwidth (224.4GB/s vs 72.06GB/s)
1344 additional rendering cores
ATI Radeon HD 2950 XTX 's Advantages
Lower TDP (110W vs 148W)

Score

Benchmark

FP32 (float)
GeForce GTX 970 +688%
3.92 TFLOPS
Radeon HD 2950 XTX
0.497 TFLOPS
VS

Graphics Card

Sep 2014
Release Date
Unknown
GeForce 900
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

1050 MHz
Base Clock
-
1178 MHz
Boost Clock
-
1753 MHz
Memory Clock
1126 MHz

Memory

4GB
Memory Size
512MB
GDDR5
Memory Type
GDDR4
256bit
Memory Bus
256bit
224.4GB/s
Bandwidth
72.06GB/s

Render Config

-
Compute Units
4
-
-
-
1664
Shading Units
320
104
TMUs
16
56
ROPs
16
-
-
-
-
-
-
48 KB (per SMM)
L1 Cache
-
2 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

65.97 GPixel/s
Pixel Rate
12.43 GPixel/s
122.5 GTexel/s
Texture Rate
12.43 GTexel/s
-
-
-
3.920 TFLOPS
FP32 (float)
497.3 GFLOPS
122.5 GFLOPS
FP64 (double)
99.46 GFLOPS

Board Design

148W
TDP
110W
300 W
Suggested PSU
300 W
1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a
Outputs
2x DVI 1x S-Video
2x 6-pin
Power Connectors
1x 6-pin

Graphics Processor

GM204
GPU Name
RV670
GM204-200-A1
GPU Variant
RV670 XTX (215-0708004)
Maxwell 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
5.2 billion
Transistors
0.666 billion
398 mm²
Die Size
192 mm²

Graphics Features

12 (12_1)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3 (full) 4.0 (partial)
3.0
OpenCL
N/A
1.3
Vulkan
N/A
5.2
CUDA
-
6.4
Shader Model
4.1

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