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GPU Comparison
AMD Radeon RX 455 OEM vs ATI Radeon HD 3450 PCI
AMD Radeon RX 455 OEM vs ATI Radeon HD 3450 PCI
VS
AMD Radeon RX 455 OEM
ATI Radeon HD 3450 PCI
We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 455 OEM and 512MB VRAM Radeon HD 3450 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 455 OEM 's Advantages
Released 8 years and 5 months late
Larger VRAM bandwidth (104.0GB/s vs 6.400GB/s)
728 additional rendering cores
ATI Radeon HD 3450 PCI 's Advantages
Lower TDP (25W vs 100W)
Score
Benchmark
FP32 (float)
Radeon RX 455 OEM
+3260%
1.613 TFLOPS
Radeon HD 3450 PCI
0.048 TFLOPS
Radeon RX 455 OEM
VS
Radeon HD 3450 PCI
Graphics Card
Jun 2016
Release Date
Jan 2008
Arctic Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCI
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1625 MHz
Memory Clock
400 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
DDR2
128bit
Memory Bus
64bit
104.0GB/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
-
256 KB
L2 Cache
64 KB
Theoretical Performance
16.80 GPixel/s
Pixel Rate
2.400 GPixel/s
50.40 GTexel/s
Texture Rate
2.400 GTexel/s
-
FP16 (half)
-
1.613 TFLOPS
FP32 (float)
48.00 GFLOPS
100.8 GFLOPS
FP64 (double)
-
Graphics Processor
Tobago
GPU Name
RV620
Tobago PRO (215-0875010)
GPU Variant
RV620 LE
GCN 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
2.08 billion
Transistors
0.181 billion
160 mm²
Die Size
67 mm²
Board Design
100W
TDP
25W
300 W
Suggested PSU
200 W
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x S-Video
1x 6-pin
Power Connectors
None
Graphics Features
12 (12_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
2.0
OpenCL
N/A
1.2
Vulkan
N/A
-
CUDA
-
6.3
Shader Model
4.1
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7
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9
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10
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