Home GPU Comparison ATI Mobility Radeon HD 5850 vs ATI Mobility Radeon HD 4870 X2

ATI Mobility Radeon HD 5850 vs ATI Mobility Radeon HD 4870 X2

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5850 and 1024MB VRAM Mobility Radeon HD 4870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5850 's Advantages
Released 1 years late
ATI Mobility Radeon HD 4870 X2 's Advantages
Larger VRAM bandwidth (89.60GB/s vs 64.00GB/s)

Score

Benchmark

FP32 (float)
Mobility Radeon HD 5850
0.8 TFLOPS
Mobility Radeon HD 4870 X2 +10%
0.88 TFLOPS
VS

Graphics Card

Jan 2010
Release Date
Jan 2009
Manhattan
Generation
M9x
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1000 MHz
Memory Clock
700 MHz

Memory

1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
256bit
64.00GB/s
Bandwidth
89.60GB/s

Render Config

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

Theoretical Performance

8.000 GPixel/s
Pixel Rate
8.800 GPixel/s
20.00 GTexel/s
Texture Rate
22.00 GTexel/s
-
-
-
800.0 GFLOPS
FP32 (float)
880.0 GFLOPS
-
FP64 (double)
176.0 GFLOPS

Board Design

30W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None

Graphics Processor

Broadway
GPU Name
M98
Broadway PRO (216-0769024)
GPU Variant
M98 XT L2 (216-0732023)
TeraScale 2
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
1.04 billion
Transistors
0.956 billion
166 mm²
Die Size
256 mm²

Graphics Features

11.2 (11_0)
DirectX
10.1 (10_1)
4.4
OpenGL
3.3
1.2
OpenCL
1.1
N/A
Vulkan
N/A
-
-
-
5.0
Shader Model
4.1

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