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GPU Comparison
AMD Radeon RX 580 vs AMD Radeon HD 7790
AMD Radeon RX 580 vs AMD Radeon HD 7790
VS
AMD Radeon RX 580
AMD Radeon HD 7790
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580 and 1024MB VRAM Radeon HD 7790 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 580 's Advantages
Released 4 years and 1 months late
Boost Clock1340MHz
More VRAM (8GB vs 1GB)
Larger VRAM bandwidth (256.0GB/s vs 96.00GB/s)
1408 additional rendering cores
AMD Radeon HD 7790 's Advantages
Lower TDP (85W vs 185W)
Score
Benchmark
FP32 (float)
Radeon RX 580
+244%
6.175 TFLOPS
Radeon HD 7790
1.792 TFLOPS
Radeon RX 580
VS
Radeon HD 7790
Graphics Card
Apr 2017
Release Date
Mar 2013
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
1500 MHz
Memory
8GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
256.0GB/s
Bandwidth
96.00GB/s
Render Config
-
SM Count
-
36
Compute Units
14
2304
Shading Units
896
144
TMUs
56
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
Theoretical Performance
42.88 GPixel/s
Pixel Rate
16.00 GPixel/s
193.0 GTexel/s
Texture Rate
56.00 GTexel/s
6.175 TFLOPS
FP16 (half)
-
6.175 TFLOPS
FP32 (float)
1.792 TFLOPS
385.9 GFLOPS
FP64 (double)
112.0 GFLOPS
Graphics Processor
Polaris 20
GPU Name
Bonaire
Polaris 20 XTX (215-0910038)
GPU Variant
Bonaire XT (215-0839039)
GCN 4.0
Architecture
GCN 2.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
5.7 billion
Transistors
2.08 billion
232 mm²
Die Size
160 mm²
Board Design
185W
TDP
85W
450 W
Suggested PSU
250 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 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.0
1.2
Vulkan
1.2
-
CUDA
-
6.4
Shader Model
6.3
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