Home GPU Comparison NVIDIA GeForce GTX 770M vs AMD Radeon HD 6550M

NVIDIA GeForce GTX 770M vs AMD Radeon HD 6550M

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 770M and 1024MB VRAM Radeon HD 6550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 770M 's Advantages
Released 2 years and 6 months late
Boost Clock797MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (96.19GB/s vs 28.80GB/s)
560 additional rendering cores
AMD Radeon HD 6550M 's Advantages
Lower TDP (26W vs 75W)

Score

Benchmark

FP32 (float)
GeForce GTX 770M +218%
1.53 TFLOPS
Radeon HD 6550M
0.48 TFLOPS
VS

Graphics Card

May 2013
Release Date
Nov 2010
GeForce 700M
Generation
Vancouver
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-II

Clock Speeds

706 MHz
Base Clock
-
797 MHz
Boost Clock
-
1002 MHz
Memory Clock
900 MHz

Memory

3GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
192bit
Memory Bus
128bit
96.19GB/s
Bandwidth
28.80GB/s

Render Config

-
Compute Units
5
-
-
-
960
Shading Units
400
80
TMUs
20
24
ROPs
8
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
8 KB (per CU)
384 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

15.94 GPixel/s
Pixel Rate
4.800 GPixel/s
63.76 GTexel/s
Texture Rate
12.00 GTexel/s
-
-
-
1.530 TFLOPS
FP32 (float)
480.0 GFLOPS
63.76 GFLOPS
FP64 (double)
-

Board Design

75W
TDP
26W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

GK106
GPU Name
Lexington
N14E-GS-A1
GPU Variant
-
Kepler
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
2.54 billion
Transistors
2.154 billion
221 mm²
Die Size
334 mm²

Graphics Features

12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
5.0

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