Mobility Radeon HD 5870 vs Mobility Radeon HD 4850
We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5870 and 1024MB VRAM Mobility Radeon HD 4850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Mobility Radeon HD 5870 's Advantages
Released 1 years late
Larger VRAM bandwidth (64.00GB/s vs 54.40GB/s)
Score
Benchmark
FP32 (float)
Mobility Radeon HD 5870
+39%
1120
Mobility Radeon HD 4850
804
Graphics Card
Jan 2010
Release Date
Jan 2009
Manhattan
Generation
M9x
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
1000 MHz
Memory Clock
850 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
256bit
64.00GB/s
Bandwidth
54.40GB/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
11.20 GPixel/s
Pixel Rate
8.048 GPixel/s
28.00 GTexel/s
Texture Rate
20.12 GTexel/s
1120 GFLOPS
FP32 (float)
804.8 GFLOPS
-
FP64 (double)
161.0 GFLOPS
Board Design
50W
TDP
Unknown
No outputs
Outputs
Portable Device Dependent
Graphics Processor
Broadway
GPU Name
M98
Broadway XT
(216-0769008)
GPU Variant
M98 L2
(216-0732019)
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
