NVIDIA GeForce GTX 970 vs AMD Radeon Sky 700
We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 970 and 6GB VRAM Radeon Sky 700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 970 's Advantages
Released 1 years and 6 months late
Boost Clock1178MHz
Lower TDP (148W vs 225W)
AMD Radeon Sky 700 's Advantages
More VRAM (6GB vs 4GB)
Larger VRAM bandwidth (264.0GB/s vs 224.4GB/s)
128 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 970
+21%
3.92 TFLOPS
Radeon Sky 700
3.226 TFLOPS
Graphics Card
Sep 2014
Release Date
Mar 2013
GeForce 900
Generation
Radeon Sky
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
1375 MHz
Memory
4GB
Memory Size
6GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
224.4GB/s
Bandwidth
264.0GB/s
Render Config
-
Compute Units
28
-
-
-
1664
Shading Units
1792
104
TMUs
112
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
28.80 GPixel/s
122.5 GTexel/s
Texture Rate
100.8 GTexel/s
-
-
-
3.920 TFLOPS
FP32 (float)
3.226 TFLOPS
122.5 GFLOPS
FP64 (double)
806.4 GFLOPS
Board Design
148W
TDP
225W
300 W
Suggested PSU
550 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
1x DisplayPort 1.2
2x 6-pin
Power Connectors
1x 8-pin
Graphics Processor
GM204
GPU Name
Tahiti
GM204-200-A1
GPU Variant
Tahiti PRO GL
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
