GeForce GTX 680MX Mac Edition vs Mobility Radeon HD 4850
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 1024MB VRAM Mobility Radeon HD 4850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 680MX Mac Edition 's Advantages
Released 3 years and 9 months late
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (160.0GB/s vs 54.40GB/s)
736 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 680MX Mac Edition
+174%
2209
Mobility Radeon HD 4850
804
Graphics Card
Oct 2012
Release Date
Jan 2009
GeForce 600M
Generation
M9x
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1250 MHz
Memory Clock
850 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
160.0GB/s
Bandwidth
54.40GB/s
Render Config
-
Compute Units
10
1536
Shading Units
800
128
TMUs
40
32
ROPs
16
16 KB (per SMX)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
23.01 GPixel/s
Pixel Rate
8.048 GPixel/s
92.03 GTexel/s
Texture Rate
20.12 GTexel/s
2.209 TFLOPS
FP32 (float)
804.8 GFLOPS
92.03 GFLOPS
FP64 (double)
161.0 GFLOPS
Board Design
122W
TDP
Unknown
No outputs
Outputs
Portable Device Dependent
Graphics Processor
GK104
GPU Name
M98
N13E-GTX2-A2
GPU Variant
M98 L2
(216-0732019)
Kepler
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
3.54 billion
Transistors
0.956 billion
294 mm²
Die Size
256 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