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GPU Comparison
AMD Radeon HD 8970M vs NVIDIA GeForce GT 755M Mac Edition
AMD Radeon HD 8970M vs NVIDIA GeForce GT 755M Mac Edition
VS
AMD Radeon HD 8970M
NVIDIA GeForce GT 755M Mac Edition
We compared two Mobile platform GPUs: 4GB VRAM Radeon HD 8970M and 1024MB VRAM GeForce GT 755M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 8970M 's Advantages
Boost Clock900MHz
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (153.6GB/s vs 80.00GB/s)
896 additional rendering cores
NVIDIA GeForce GT 755M Mac Edition 's Advantages
Released 6 months late
Lower TDP (50W vs 100W)
Score
Benchmark
FP32 (float)
Radeon HD 8970M
+176%
2.304 TFLOPS
GeForce GT 755M Mac Edition
0.833 TFLOPS
Radeon HD 8970M
VS
GeForce GT 755M Mac Edition
Graphics Card
May 2013
Release Date
Nov 2013
Solar System
Generation
GeForce 700M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
850 MHz
Base Clock
-
900 MHz
Boost Clock
-
1200 MHz
Memory Clock
1250 MHz
Memory
4GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
153.6GB/s
Bandwidth
80.00GB/s
Render Config
-
SM Count
-
20
Compute Units
-
1280
Shading Units
384
80
TMUs
32
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
256 KB
Theoretical Performance
28.80 GPixel/s
Pixel Rate
8.680 GPixel/s
72.00 GTexel/s
Texture Rate
34.72 GTexel/s
-
FP16 (half)
-
2.304 TFLOPS
FP32 (float)
833.3 GFLOPS
144.0 GFLOPS
FP64 (double)
34.72 GFLOPS
Graphics Processor
Neptune
GPU Name
GK107
Neptune XT (216-0847000)
GPU Variant
GT 755M
GCN 1.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
2.8 billion
Transistors
1.27 billion
212 mm²
Die Size
118 mm²
Board Design
100W
TDP
50W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
-
Graphics Features
12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.0
5.1
Shader Model
5.1
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