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GPU Comparison
NVIDIA A16 PCIe vs ATI Radeon HD 4855
NVIDIA A16 PCIe vs ATI Radeon HD 4855
VS
NVIDIA A16 PCIe
ATI Radeon HD 4855
We compared two Desktop platform GPUs: 16GB VRAM A16 PCIe and 512MB VRAM Radeon HD 4855 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA A16 PCIe 's Advantages
Released 11 years and 3 months late
Boost Clock1695MHz
Larger VRAM bandwidth (231.9GB/s vs 115.2GB/s)
640 additional rendering cores
ATI Radeon HD 4855 's Advantages
Lower TDP (110W vs 250W)
Score
Benchmark
FP32 (float)
A16 PCIe
+489%
4.339 TFLOPS
Radeon HD 4855
0.736 TFLOPS
A16 PCIe
VS
Radeon HD 4855
Graphics Card
Apr 2021
Release Date
Jan 2010
Tesla
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
885 MHz
Base Clock
-
1695 MHz
Boost Clock
-
1812 MHz
Memory Clock
900 MHz
Memory
16GB
Memory Size
512MB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
256bit
231.9GB/s
Bandwidth
115.2GB/s
Render Config
10
SM Count
-
-
Compute Units
8
1280
Shading Units
640
40
TMUs
32
32
ROPs
16
40
Tensor Cores
-
10
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
Theoretical Performance
54.24 GPixel/s
Pixel Rate
9.200 GPixel/s
67.80 GTexel/s
Texture Rate
18.40 GTexel/s
4.339 TFLOPS
FP16 (half)
-
4.339 TFLOPS
FP32 (float)
736.0 GFLOPS
135.6 GFLOPS
FP64 (double)
147.2 GFLOPS
Graphics Processor
GA107
GPU Name
RV770
-
GPU Variant
RV770 PRO (215-0669065)
Ampere
Architecture
TeraScale
Samsung
Foundry
TSMC
8 nm
Process Size
55 nm
Unknown
Transistors
0.956 billion
Unknown
Die Size
256 mm²
Board Design
250W
TDP
110W
600 W
Suggested PSU
300 W
No outputs
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
8-pin EPS
Power Connectors
1x 6-pin
Graphics Features
12 Ultimate (12_2)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.3
Vulkan
N/A
8.6
CUDA
-
6.6
Shader Model
4.1
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