NVIDIA GeForce GTX 970 vs AMD Radeon R9 285
We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 970 and 2GB VRAM Radeon R9 285 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 2GB)
Larger VRAM bandwidth (224.4GB/s vs 176.0GB/s)
Lower TDP (148W vs 190W)
AMD Radeon R9 285 's Advantages
128 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 970
+19%
3.92 TFLOPS
Radeon R9 285
3.29 TFLOPS
Graphics Card
Sep 2014
Release Date
Sep 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
1375 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
224.4GB/s
Bandwidth
176.0GB/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
512 KB
-
-
-
Theoretical Performance
65.97 GPixel/s
Pixel Rate
29.38 GPixel/s
122.5 GTexel/s
Texture Rate
102.8 GTexel/s
-
FP16 (half)
3.290 TFLOPS
3.920 TFLOPS
FP32 (float)
3.290 TFLOPS
122.5 GFLOPS
FP64 (double)
205.6 GFLOPS
Board Design
148W
TDP
190W
300 W
Suggested PSU
450 W
1x DVI
1x HDMI 2.0
3x DisplayPort 1.4a
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
2x 6-pin
Power Connectors
2x 6-pin
Graphics Processor
GM204
GPU Name
Tonga
GM204-200-A1
GPU Variant
Tonga PRO
(215-0851128)
Maxwell 2.0
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5.2 billion
Transistors
5 billion
398 mm²
Die Size
366 mm²
Graphics Features
12 (12_1)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2.170
5.2
CUDA
-
6.4
Shader Model
6.5
