Home GPU Comparison NVIDIA GeForce GTX 980MX vs AMD Radeon HD 6770M

NVIDIA GeForce GTX 980MX vs AMD Radeon HD 6770M

We compared two Mobile platform GPUs: 8GB VRAM GeForce GTX 980MX and 1024MB VRAM Radeon HD 6770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 980MX 's Advantages
Released 5 years and 5 months late
Boost Clock1178MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (192.0GB/s vs 57.60GB/s)
1184 additional rendering cores
AMD Radeon HD 6770M 's Advantages
Lower TDP (35W vs 148W)

Score

Benchmark

FP32 (float)
GeForce GTX 980MX +463%
3.92 TFLOPS
Radeon HD 6770M
0.696 TFLOPS
VS

Graphics Card

Jun 2016
Release Date
Jan 2011
GeForce 900M
Generation
Vancouver
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-A (3.0)

Clock Speeds

1050 MHz
Base Clock
-
1178 MHz
Boost Clock
-
1500 MHz
Memory Clock
900 MHz

Memory

8GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
192.0GB/s
Bandwidth
57.60GB/s

Render Config

-
Compute Units
6
-
-
-
1664
Shading Units
480
104
TMUs
24
64
ROPs
8
-
-
-
-
-
-
48 KB (per SMM)
L1 Cache
8 KB (per CU)
2 MB
L2 Cache
256 KB
-
-
-

Theoretical Performance

75.39 GPixel/s
Pixel Rate
5.800 GPixel/s
122.5 GTexel/s
Texture Rate
17.40 GTexel/s
-
-
-
3.920 TFLOPS
FP32 (float)
696.0 GFLOPS
122.5 GFLOPS
FP64 (double)
-

Board Design

148W
TDP
35W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

GM204
GPU Name
Whistler
N16E-GXX-A1
GPU Variant
Whistler XT (216-0810001)
Maxwell 2.0
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
5.2 billion
Transistors
0.716 billion
398 mm²
Die Size
104 mm²

Graphics Features

12 (12_1)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.3
Vulkan
N/A
5.2
CUDA
-
6.4
Shader Model
5.0

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