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GPU Comparison
AMD Radeon RX 580 2048SP vs AMD Radeon HD 6870 1600SP Edition
AMD Radeon RX 580 2048SP vs AMD Radeon HD 6870 1600SP Edition
VS
AMD Radeon RX 580 2048SP
AMD Radeon HD 6870 1600SP Edition
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 580 2048SP and 1024MB VRAM Radeon HD 6870 1600SP Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 580 2048SP 's Advantages
Released 5 years and 9 months late
Boost Clock1284MHz
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (224.0GB/s vs 134.4GB/s)
448 additional rendering cores
Lower TDP (150W vs 175W)
Score
Benchmark
FP32 (float)
Radeon RX 580 2048SP
+93%
5.259 TFLOPS
Radeon HD 6870 1600SP Edition
2.72 TFLOPS
Radeon RX 580 2048SP
VS
Radeon HD 6870 1600SP Edition
Graphics Card
Oct 2018
Release Date
Jan 2013
Polaris
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1168 MHz
Base Clock
-
1284 MHz
Boost Clock
-
1750 MHz
Memory Clock
1050 MHz
Memory
4GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
224.0GB/s
Bandwidth
134.4GB/s
Render Config
-
SM Count
-
32
Compute Units
20
2048
Shading Units
1600
128
TMUs
80
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
8 KB (per CU)
2 MB
L2 Cache
512 KB
Theoretical Performance
41.09 GPixel/s
Pixel Rate
27.20 GPixel/s
164.4 GTexel/s
Texture Rate
68.00 GTexel/s
5.259 TFLOPS
FP16 (half)
-
5.259 TFLOPS
FP32 (float)
2.720 TFLOPS
328.7 GFLOPS
FP64 (double)
544.0 GFLOPS
Graphics Processor
Polaris 20
GPU Name
Cypress
Polaris 20 XL (215-0910052)
GPU Variant
Cypress XT (215-0735033)
GCN 4.0
Architecture
TeraScale 2
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
40 nm
5.7 billion
Transistors
2.154 billion
232 mm²
Die Size
334 mm²
Board Design
150W
TDP
175W
450 W
Suggested PSU
450 W
1x DVI 1x HDMI 2.0b 3x DisplayPort 1.4a
Outputs
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
1x 8-pin
Power Connectors
2x 6-pin
Graphics Features
12 (12_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
2.1
OpenCL
1.2
1.2
Vulkan
N/A
-
CUDA
-
6.4
Shader Model
5.0
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7
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9
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