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GPU Comparison
AMD Radeon Pro 455 vs ATI Mobility Radeon HD 2400 XT
AMD Radeon Pro 455 vs ATI Mobility Radeon HD 2400 XT
VS
AMD Radeon Pro 455
ATI Mobility Radeon HD 2400 XT
We compared two Mobile platform GPUs: 2GB VRAM Radeon Pro 455 and 256MB VRAM Mobility Radeon HD 2400 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon Pro 455 's Advantages
Released 9 years and 5 months late
Larger VRAM bandwidth (81.28GB/s vs 6.400GB/s)
728 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon Pro 455
+2635%
1.313 TFLOPS
Mobility Radeon HD 2400 XT
0.048 TFLOPS
Radeon Pro 455
VS
Mobility Radeon HD 2400 XT
Graphics Card
Oct 2016
Release Date
May 2007
Radeon Pro Mac
Generation
M7x
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 1.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1270 MHz
Memory Clock
400 MHz
Memory
2GB
Memory Size
256MB
GDDR5
Memory Type
DDR2
128bit
Memory Bus
64bit
81.28GB/s
Bandwidth
6.400GB/s
Render Config
-
SM Count
-
12
Compute Units
2
768
Shading Units
40
48
TMUs
4
16
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
-
1024 KB
L2 Cache
32 KB
Theoretical Performance
13.68 GPixel/s
Pixel Rate
2.400 GPixel/s
41.04 GTexel/s
Texture Rate
2.400 GTexel/s
1313 GFLOPS
FP16 (half)
-
1313 GFLOPS
FP32 (float)
48.00 GFLOPS
82.08 GFLOPS
FP64 (double)
-
Graphics Processor
Baffin
GPU Name
M74
Baffin PRO
GPU Variant
M74-M (216RMAKA12FG)
GCN 4.0
Architecture
TeraScale
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
65 nm
3 billion
Transistors
0.18 billion
123 mm²
Die Size
85 mm²
Board Design
35W
TDP
Unknown
-
Suggested PSU
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
-
Graphics Features
12 (12_0)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3
2.1
OpenCL
N/A
1.2
Vulkan
N/A
-
CUDA
-
6.4
Shader Model
4.0
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