Home GPU Comparison ATI Mobility Radeon HD 4850 X2 vs NVIDIA GeForce GT 755M Mac Edition

ATI Mobility Radeon HD 4850 X2 vs NVIDIA GeForce GT 755M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4850 X2 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

ATI Mobility Radeon HD 4850 X2 's Advantages
Larger VRAM bandwidth (89.60GB/s vs 80.00GB/s)
416 additional rendering cores
NVIDIA GeForce GT 755M Mac Edition 's Advantages
Released 4 years and 10 months late

Score

Benchmark

FP32 (float)
Mobility Radeon HD 4850 X2
0.8 TFLOPS
GeForce GT 755M Mac Edition +4%
0.833 TFLOPS
VS

Graphics Card

Jan 2009
Release Date
Nov 2013
M9x
Generation
GeForce 700M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
-
-
-
-
-
700 MHz
Memory Clock
1250 MHz

Memory

1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
89.60GB/s
Bandwidth
80.00GB/s

Render Config

10
Compute Units
-
-
-
-
800
Shading Units
384
40
TMUs
32
16
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
256 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

8.000 GPixel/s
Pixel Rate
8.680 GPixel/s
20.00 GTexel/s
Texture Rate
34.72 GTexel/s
-
-
-
800.0 GFLOPS
FP32 (float)
833.3 GFLOPS
160.0 GFLOPS
FP64 (double)
34.72 GFLOPS

Board Design

Unknown
TDP
50W
-
-
-
Portable Device Dependent
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

M98
GPU Name
GK107
M98 L2 (216-0732019)
GPU Variant
GT 755M
TeraScale
Architecture
Kepler
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.956 billion
Transistors
1.27 billion
256 mm²
Die Size
118 mm²

Graphics Features

10.1 (10_1)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
-
CUDA
3.0
4.1
Shader Model
5.1

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