Home GPU Comparison NVIDIA GeForce GTX 780M vs AMD Radeon HD 7950M

NVIDIA GeForce GTX 780M vs AMD Radeon HD 7950M

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 780M and 2GB VRAM Radeon HD 7950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 780M 's Advantages
Released 1 years and 1 months late
Boost Clock797MHz
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (160.0GB/s vs 128.0GB/s)
256 additional rendering cores
AMD Radeon HD 7950M 's Advantages
Lower TDP (75W vs 122W)

Score

Benchmark

FP32 (float)
GeForce GTX 780M +36%
2.448 TFLOPS
Radeon HD 7950M
1.792 TFLOPS
VS

Graphics Card

May 2013
Release Date
Apr 2012
GeForce 700M
Generation
London
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-B (3.0)

Clock Speeds

771 MHz
Base Clock
-
797 MHz
Boost Clock
-
1250 MHz
Memory Clock
1000 MHz

Memory

4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
160.0GB/s
Bandwidth
128.0GB/s

Render Config

-
Compute Units
20
-
-
-
1536
Shading Units
1280
128
TMUs
80
32
ROPs
32
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

25.50 GPixel/s
Pixel Rate
22.40 GPixel/s
102.0 GTexel/s
Texture Rate
56.00 GTexel/s
-
-
-
2.448 TFLOPS
FP32 (float)
1.792 TFLOPS
102.0 GFLOPS
FP64 (double)
-

Board Design

122W
TDP
75W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

GK104
GPU Name
Wimbledon
N14E-GTX-A2
GPU Variant
Wimbledon PRO
Kepler
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
3.54 billion
Transistors
2.8 billion
294 mm²
Die Size
212 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.1
Vulkan
1.2
3.0
CUDA
-
5.1
Shader Model
5.1

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