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GPU Comparison
AMD Radeon RX 580 vs AMD Radeon HD 7850
AMD Radeon RX 580 vs AMD Radeon HD 7850
VS
AMD Radeon RX 580
AMD Radeon HD 7850
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580 and 2GB VRAM Radeon HD 7850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 580 's Advantages
Released 5 years and 1 months late
Boost Clock1340MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (256.0GB/s vs 153.6GB/s)
1280 additional rendering cores
AMD Radeon HD 7850 's Advantages
Lower TDP (130W vs 185W)
Score
Benchmark
FP32 (float)
Radeon RX 580
+250%
6.175 TFLOPS
Radeon HD 7850
1.761 TFLOPS
3DMark Time Spy
Radeon RX 580
+232%
4359
Radeon HD 7850
1312
Radeon RX 580
VS
Radeon HD 7850
Graphics Card
Apr 2017
Release Date
Mar 2012
Polaris
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1257 MHz
Base Clock
-
1340 MHz
Boost Clock
-
2000 MHz
Memory Clock
1200 MHz
Memory
8GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
256bit
256.0GB/s
Bandwidth
153.6GB/s
Render Config
-
SM Count
-
36
Compute Units
16
2304
Shading Units
1024
144
TMUs
64
32
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
512 KB
Theoretical Performance
42.88 GPixel/s
Pixel Rate
27.52 GPixel/s
193.0 GTexel/s
Texture Rate
55.04 GTexel/s
6.175 TFLOPS
FP16 (half)
-
6.175 TFLOPS
FP32 (float)
1.761 TFLOPS
385.9 GFLOPS
FP64 (double)
110.1 GFLOPS
Graphics Processor
Polaris 20
GPU Name
Pitcairn
Polaris 20 XTX (215-0910038)
GPU Variant
Pitcairn PRO (215-0828062)
GCN 4.0
Architecture
GCN 1.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
5.7 billion
Transistors
2.8 billion
232 mm²
Die Size
212 mm²
Board Design
185W
TDP
130W
450 W
Suggested PSU
300 W
1x HDMI 2.0b 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 8-pin
Power Connectors
1x 6-pin
Graphics Features
12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
1.2
1.2
Vulkan
1.2
-
CUDA
-
6.4
Shader Model
5.1
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