GPU Comparison
RADEON
AMD Radeon HD 7790
CORE STATE
Bonaire
VRAM
1024 MB
CLOCK SPEED
—
TDP
85 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 2.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
RADEON
Radeon RX 570
CORE STATE
Polaris 20
VRAM
4 GB
CLOCK SPEED
1244 MHz
TDP
150 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_metal
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7790
RX 570
Core Specs
Shading Units
896
2,048
+128.6%
Shaders
896
2,048
+128.6%
TMUs
56
128
+128.6%
ROPs
16
32
+100.0%
Compute Units
14
32
+128.6%
Clocks
Base Clock
—
1168 MHz
Boost Clock
—
1244 MHz
GPU Clock
1000 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
1750 MHz
7 Gbps effective
Memory
Memory Size
1024 MB
4 GB
VRAM (MB)
1,024
4,096
+300.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
96.00 GB/s
224.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
2 MB
Performance
Pixel Rate
16.00 GPixel/s
39.81 GPixel/s
Texture Rate
56.00 GTexel/s
159.2 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
5.095 TFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
318.5 GFLOPS (1:16)
FP16 (TFLOPS)
—
5.095 TFLOPS (1:1)
Power
TDP
85 W
150 W
TDP (W)
85
150
+76.5%
Suggested PSU
250 W
450 W
Power Connectors
1x 6-pin
1x 6-pin
Architecture
Architecture
GCN 2.0
GCN 4.0
GPU Name
Bonaire
Polaris 20
Generation
Southern Islands
(HD 7700)
Polaris
(RX 500)
Process Size
28 nm
14 nm
Transistors
2,080 million
5,700 million
Die Size
160 mm²
232 mm²
Foundry
TSMC
GlobalFoundries
Density
13.0M / mm²
24.6M / mm²
API Support
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.3
OpenCL
2.1
2.1
Shader Model
6.5
6.7
Physical
Slot Width
Dual-slot
Dual-slot
Length
183 mm
7.2 inches
241 mm
9.5 inches
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x DVI1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
149 USD
169 USD
Production
End-of-life
End-of-life
Predecessor
Northern Islands
Arctic Islands
Successor
Sea Islands
Vega