NVIDIA GeForce GT 755M vs ATI Mobility Radeon HD 4830
We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 755M and 1024MB VRAM Mobility Radeon HD 4830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 755M 's Advantages
Released 4 years and 3 months late
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (86.40GB/s vs 25.60GB/s)
ATI Mobility Radeon HD 4830 's Advantages
256 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 755M
+17%
0.753 TFLOPS
Mobility Radeon HD 4830
0.64 TFLOPS
Graphics Card
Jun 2013
Release Date
Mar 2009
GeForce 700M
Generation
M9x
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
1350 MHz
Memory Clock
800 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
128bit
86.40GB/s
Bandwidth
25.60GB/s
Render Config
-
Compute Units
8
-
-
-
384
Shading Units
640
32
TMUs
32
16
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
7.840 GPixel/s
Pixel Rate
8.000 GPixel/s
31.36 GTexel/s
Texture Rate
16.00 GTexel/s
-
-
-
752.6 GFLOPS
FP32 (float)
640.0 GFLOPS
31.36 GFLOPS
FP64 (double)
128.0 GFLOPS
Board Design
50W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
-
-
Graphics Processor
GK107
GPU Name
M97
GT 755M
GPU Variant
M97 M2
(216-0731004)
Kepler
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.27 billion
Transistors
0.826 billion
118 mm²
Die Size
137 mm²
Graphics Features
12 (11_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
4.1
