Home GPU Comparison ATI Mobility Radeon HD 2600 XT vs ATI Mobility Radeon HD 3850 X2

ATI Mobility Radeon HD 2600 XT vs ATI Mobility Radeon HD 3850 X2

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 2600 XT and 512MB VRAM Mobility Radeon HD 3850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 3850 X2 's Advantages
Released 1 years and 1 months late
More VRAM (512GB vs 256GB)
Larger VRAM bandwidth (48.00GB/s vs 24.00GB/s)
200 additional rendering cores

Score

Benchmark

FP32 (float)
Mobility Radeon HD 2600 XT
0.163 TFLOPS
Mobility Radeon HD 3850 X2 +127%
0.371 TFLOPS
VS

Graphics Card

May 2007
Release Date
Jun 2008
M7x
Generation
M8x
Mobile
Type
Mobile
MXM-II
Bus Interface
PCIe 2.0 x16

Clock Speeds

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

Memory

256MB
Memory Size
512MB
GDDR3
Memory Type
GDDR3
128bit
Memory Bus
256bit
24.00GB/s
Bandwidth
48.00GB/s

Render Config

3
Compute Units
4
-
-
-
120
Shading Units
320
8
TMUs
16
4
ROPs
16
-
-
-
-
-
-
-
-
-
64 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

2.720 GPixel/s
Pixel Rate
9.280 GPixel/s
5.440 GTexel/s
Texture Rate
9.280 GTexel/s
-
-
-
163.2 GFLOPS
FP32 (float)
371.2 GFLOPS
-
FP64 (double)
74.24 GFLOPS

Board Design

Unknown
TDP
70W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
-
-

Graphics Processor

M76
GPU Name
M88
M76 XT-M (216XJBKA13FG)
GPU Variant
-
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
65 nm
Process Size
55 nm
0.39 billion
Transistors
0.666 billion
153 mm²
Die Size
192 mm²

Graphics Features

10.0 (10_0)
DirectX
10.1 (10_1)
3.3
OpenGL
3.3
N/A
OpenCL
N/A
N/A
Vulkan
N/A
-
-
-
4.0
Shader Model
4.1

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