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GPU Comparison
AMD Radeon Pro 555X vs ATI Mobility Radeon HD 4850
AMD Radeon Pro 555X vs ATI Mobility Radeon HD 4850
VS
AMD Radeon Pro 555X
ATI Mobility Radeon HD 4850
We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 555X and 1024MB VRAM Mobility Radeon HD 4850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Pro 555X 's Advantages
Released 9 years and 6 months late
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (94.08GB/s vs 54.40GB/s)
ATI Mobility Radeon HD 4850 's Advantages
32 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon Pro 555X
+73%
1.393 TFLOPS
Mobility Radeon HD 4850
0.804 TFLOPS
Radeon Pro 555X
VS
Mobility Radeon HD 4850
Graphics Card
Jul 2018
Release Date
Jan 2009
Radeon Pro Mac
Generation
M9x
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1470 MHz
Memory Clock
850 MHz
Memory
4GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
128bit
Memory Bus
256bit
94.08GB/s
Bandwidth
54.40GB/s
Render Config
-
SM Count
-
12
Compute Units
10
768
Shading Units
800
48
TMUs
40
16
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
256 KB
Theoretical Performance
14.51 GPixel/s
Pixel Rate
8.048 GPixel/s
43.54 GTexel/s
Texture Rate
20.12 GTexel/s
1393 GFLOPS
FP16 (half)
-
1393 GFLOPS
FP32 (float)
804.8 GFLOPS
87.07 GFLOPS
FP64 (double)
161.0 GFLOPS
Graphics Processor
Polaris 21
GPU Name
M98
Polaris 21 PRO
GPU Variant
M98 L2 (216-0732019)
GCN 4.0
Architecture
TeraScale
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
55 nm
3 billion
Transistors
0.956 billion
123 mm²
Die Size
256 mm²
Board Design
75W
TDP
Unknown
-
Suggested PSU
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
-
Graphics Features
12 (12_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.1
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
-
6.4
Shader Model
4.1
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