NVIDIA GeForce GTX 770 vs AMD Radeon 550X Mobile
GPU · Specs Compare
Graphics Card
Release Date
May 2013
Apr 2018
Generation
GeForce 700
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
1046 MHz
1100 MHz
Boost Clock
1085 MHz
1287 MHz
Memory Clock
1753 MHz
1500 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
64bit
Bandwidth
224.4GB/s
48.00GB/s
Render Config
Shading Units
1536
640
TMUs
128
40
ROPs
32
16
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
512 KB
256 KB
Compute Units
—
10
Theoretical Performance
Pixel Rate
34.72 GPixel/s
20.59 GPixel/s
Texture Rate
138.9 GTexel/s
51.48 GTexel/s
FP32 (float)
3.333 TFLOPS
1.647 TFLOPS
FP64 (double)
138.9 GFLOPS
103.0 GFLOPS
FP16 (half)
—
1.647 TFLOPS
Graphics Processor
GPU Name
GK104
Polaris 23
GPU Variant
GK104-425-A2
Polaris 23 MXT
Architecture
Kepler
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
3.54 billion
2.2 billion
Die Size
294 mm²
103 mm²
Board Design
TDP
230W
50W
Suggested PSU
550 W
—
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (11_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.1
1.2
CUDA
3.0
—
Shader Model
5.1
6.4
Benchmark
3DMark Time Spy
2,153
—
OctaneBench
38
—
Blender
252
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.