AMD Radeon Sky 500 vs NVIDIA GeForce GTX 770
GPU Specs Compare
Graphics Card
Release Date
Mar 2013
May 2013
Generation
Radeon Sky
GeForce 700
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1200 MHz
1753 MHz
Base Clock
-
1046 MHz
Boost Clock
-
1085 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
153.6GB/s
224.4GB/s
Render Config
Compute Units
20
-
Shading Units
1280
1536
TMUs
80
128
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
30.40 GPixel/s
34.72 GPixel/s
Texture Rate
76.00 GTexel/s
138.9 GTexel/s
FP32 (float)
2.432 TFLOPS
3.333 TFLOPS
FP64 (double)
152.0 GFLOPS
138.9 GFLOPS
Graphics Processor
GPU Name
Pitcairn
GK104
GPU Variant
Pitcairn XT GL(215-0828073)
GK104-425-A2
Architecture
GCN 1.0
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
2.8 billion
3.54 billion
Die Size
212 mm²
294 mm²
Board Design
TDP
150W
230W
Suggested PSU
450 W
550 W
Outputs
1x DisplayPort 1.2
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 6-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.1
Shader Model
5.1
5.1
CUDA
-
3.0
📊 Benchmark
3DMark Time Spy
-
2,153
OctaneBench
-
38
Blender
-
252