NVIDIA GeForce GTX 770 vs AMD Radeon R9 285X
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 770 and 3GB VRAM Radeon R9 285X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 770 's Advantages
Boost Clock1085MHz
AMD Radeon R9 285X 's Advantages
More VRAM (3GB vs 2GB)
Larger VRAM bandwidth (264.0GB/s vs 224.4GB/s)
512 additional rendering cores
Lower TDP (200W vs 230W)
Score
Benchmark
FP32 (float)
GeForce GTX 770
3.333 TFLOPS
Radeon R9 285X
+23%
4.104 TFLOPS
Graphics Card
May 2013
Release Date
Unknown
GeForce 700
Generation
Volcanic Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1046 MHz
Base Clock
-
1085 MHz
Boost Clock
-
1753 MHz
Memory Clock
1375 MHz
Memory
2GB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
384bit
224.4GB/s
Bandwidth
264.0GB/s
Render Config
-
Compute Units
32
-
-
-
1536
Shading Units
2048
128
TMUs
128
32
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
768 KB
-
-
-
Theoretical Performance
34.72 GPixel/s
Pixel Rate
32.06 GPixel/s
138.9 GTexel/s
Texture Rate
128.3 GTexel/s
-
-
-
3.333 TFLOPS
FP32 (float)
4.104 TFLOPS
138.9 GFLOPS
FP64 (double)
-
Board Design
230W
TDP
200W
550 W
Suggested PSU
550 W
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
Outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
GK104
GPU Name
Tonga
GK104-425-A2
GPU Variant
Tonga XT
(215-0851313)
Kepler
Architecture
GCN 3.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
5 billion
294 mm²
Die Size
366 mm²
Graphics Features
12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.1
Vulkan
1.2
3.0
CUDA
-
5.1
Shader Model
6.3
