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GPU Comparison
NVIDIA GeForce RTX 2070 vs ATI Radeon HD 4855
NVIDIA GeForce RTX 2070 vs ATI Radeon HD 4855
VS
NVIDIA GeForce RTX 2070
ATI Radeon HD 4855
We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 2070 and 512MB VRAM Radeon HD 4855 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 2070 's Advantages
Released 8 years and 9 months late
Boost Clock1620MHz
Larger VRAM bandwidth (448.0GB/s vs 115.2GB/s)
1664 additional rendering cores
ATI Radeon HD 4855 's Advantages
Lower TDP (110W vs 175W)
Score
Benchmark
FP32 (float)
GeForce RTX 2070
+914%
7.465 TFLOPS
Radeon HD 4855
0.736 TFLOPS
GeForce RTX 2070
VS
Radeon HD 4855
Graphics Card
Oct 2018
Release Date
Jan 2010
GeForce 20
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1410 MHz
Base Clock
-
1620 MHz
Boost Clock
-
1750 MHz
Memory Clock
900 MHz
Memory
8GB
Memory Size
512MB
GDDR6
Memory Type
GDDR5
256bit
Memory Bus
256bit
448.0GB/s
Bandwidth
115.2GB/s
Render Config
36
SM Count
-
-
Compute Units
8
2304
Shading Units
640
144
TMUs
32
64
ROPs
16
288
Tensor Cores
-
36
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
4 MB
L2 Cache
256 KB
Theoretical Performance
103.7 GPixel/s
Pixel Rate
9.200 GPixel/s
233.3 GTexel/s
Texture Rate
18.40 GTexel/s
14.93 TFLOPS
FP16 (half)
-
7.465 TFLOPS
FP32 (float)
736.0 GFLOPS
233.3 GFLOPS
FP64 (double)
147.2 GFLOPS
Graphics Processor
TU106
GPU Name
RV770
TU106-400A-A1
GPU Variant
RV770 PRO (215-0669065)
Turing
Architecture
TeraScale
TSMC
Foundry
TSMC
12 nm
Process Size
55 nm
10.8 billion
Transistors
0.956 billion
445 mm²
Die Size
256 mm²
Board Design
175W
TDP
110W
450 W
Suggested PSU
300 W
1x DVI 1x HDMI 2.0 2x DisplayPort 1.4a 1x USB Type-C
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
1x 8-pin
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
7.5
CUDA
-
6.6
Shader Model
4.1
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