Home GPU Comparison NVIDIA GeForce GTX 680MX Mac Edition vs ATI Mobility Radeon HD 3850

NVIDIA GeForce GTX 680MX Mac Edition vs ATI Mobility Radeon HD 3850

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 512MB VRAM Mobility Radeon HD 3850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 680MX Mac Edition 's Advantages
Released 4 years and 4 months late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (160.0GB/s vs 48.00GB/s)
1216 additional rendering cores
ATI Mobility Radeon HD 3850 's Advantages
Lower TDP (35W vs 122W)

Score

Benchmark

FP32 (float)
GeForce GTX 680MX Mac Edition +495%
2.209 TFLOPS
Mobility Radeon HD 3850
0.371 TFLOPS
VS

Graphics Card

Oct 2012
Release Date
Jun 2008
GeForce 600M
Generation
M8x
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1250 MHz
Memory Clock
750 MHz

Memory

2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
160.0GB/s
Bandwidth
48.00GB/s

Render Config

-
Compute Units
4
-
-
-
1536
Shading Units
320
128
TMUs
16
32
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
512 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

23.01 GPixel/s
Pixel Rate
9.280 GPixel/s
92.03 GTexel/s
Texture Rate
9.280 GTexel/s
-
-
-
2.209 TFLOPS
FP32 (float)
371.2 GFLOPS
92.03 GFLOPS
FP64 (double)
74.24 GFLOPS

Board Design

122W
TDP
35W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

GK104
GPU Name
M88
N13E-GTX2-A2
GPU Variant
-
Kepler
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
3.54 billion
Transistors
0.666 billion
294 mm²
Die Size
192 mm²

Graphics Features

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

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