Home GPU Comparison NVIDIA GeForce GTX 970 vs AMD Radeon HD 7970 GHz Edition

NVIDIA GeForce GTX 970 vs AMD Radeon HD 7970 GHz Edition

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 970 and 3GB VRAM Radeon HD 7970 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 970 's Advantages
Released 2 years and 3 months late
Boost Clock has increased by 12% (1178MHz vs 1050MHz)
More VRAM (4GB vs 3GB)
Lower TDP (148W vs 300W)
AMD Radeon HD 7970 GHz Edition 's Advantages
Larger VRAM bandwidth (288.0GB/s vs 224.4GB/s)
384 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GTX 970
3.92 TFLOPS
Radeon HD 7970 GHz Edition +9%
4.301 TFLOPS
VS

Graphics Card

Sep 2014
Release Date
Jun 2012
GeForce 900
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

1050 MHz
Base Clock
1000 MHz
1178 MHz
Boost Clock
1050 MHz
1753 MHz
Memory Clock
1500 MHz

Memory

4GB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
224.4GB/s
Bandwidth
288.0GB/s

Render Config

-
Compute Units
32
-
-
-
1664
Shading Units
2048
104
TMUs
128
56
ROPs
32
-
-
-
-
-
-
48 KB (per SMM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
768 KB
-
-
-

Theoretical Performance

65.97 GPixel/s
Pixel Rate
33.60 GPixel/s
122.5 GTexel/s
Texture Rate
134.4 GTexel/s
-
-
-
3.920 TFLOPS
FP32 (float)
4.301 TFLOPS
122.5 GFLOPS
FP64 (double)
1075 GFLOPS

Board Design

148W
TDP
300W
300 W
Suggested PSU
700 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 + 1x 8-pin

Graphics Processor

GM204
GPU Name
Tahiti
GM204-200-A1
GPU Variant
Tahiti XT2 (215-0821065)
Maxwell 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5.2 billion
Transistors
4.313 billion
398 mm²
Die Size
352 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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