Home GPU Comparison ATI Mobility Radeon HD 4860 vs ATI Mobility Radeon HD 3450

ATI Mobility Radeon HD 4860 vs ATI Mobility Radeon HD 3450

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4860 and 256MB VRAM Mobility Radeon HD 3450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4860 's Advantages
Released 1 years and 2 months late
More VRAM (1024GB vs 256GB)
Larger VRAM bandwidth (64.00GB/s vs 6.400GB/s)
600 additional rendering cores

Score

Benchmark

FP32 (float)
Mobility Radeon HD 4860 +1980%
0.832 TFLOPS
Mobility Radeon HD 3450
0.04 TFLOPS
VS

Graphics Card

Mar 2009
Release Date
Jan 2008
M9x
Generation
M8x
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-II

Clock Speeds

-
-
-
-
-
-
1000 MHz
Memory Clock
400 MHz

Memory

1024MB
Memory Size
256MB
GDDR5
Memory Type
DDR2
128bit
Memory Bus
64bit
64.00GB/s
Bandwidth
6.400GB/s

Render Config

8
Compute Units
2
-
-
-
640
Shading Units
40
32
TMUs
4
16
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
128 KB
L2 Cache
64 KB
-
-
-

Theoretical Performance

10.40 GPixel/s
Pixel Rate
2.000 GPixel/s
20.80 GTexel/s
Texture Rate
2.000 GTexel/s
-
-
-
832.0 GFLOPS
FP32 (float)
40.00 GFLOPS
166.4 GFLOPS
FP64 (double)
-

Board Design

Unknown
TDP
Unknown
-
-
-
Portable Device Dependent
Outputs
Portable Device Dependent
None
Power Connectors
-

Graphics Processor

M97
GPU Name
M82
M97 M2 XT (216-0731000)
GPU Variant
M82-SCE XT (216-0707011)
TeraScale
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
0.826 billion
Transistors
0.181 billion
137 mm²
Die Size
67 mm²

Graphics Features

10.1 (10_1)
DirectX
10.1
3.3
OpenGL
3.3
1.1
OpenCL
N/A
N/A
Vulkan
N/A
-
-
-
4.1
Shader Model
4.1

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