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 Pro 575
CORE STATE
Ellesmere
VRAM
4 GB
CLOCK SPEED
—
TDP
150 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7790
Pro 575
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
GPU Clock
1000 MHz
1096 MHz
Memory Clock
1500 MHz
6 Gbps effective
1695 MHz
6.8 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
217.0 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
35.07 GPixel/s
Texture Rate
56.00 GTexel/s
140.3 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
4.489 TFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
280.6 GFLOPS (1:16)
FP16 (TFLOPS)
—
4.489 TFLOPS (1:1)
Power
TDP
85 W
150 W
TDP (W)
85
150
+76.5%
Suggested PSU
250 W
—
Power Connectors
1x 6-pin
None
Architecture
Architecture
GCN 2.0
GCN 4.0
GPU Name
Bonaire
Ellesmere
Generation
Southern Islands
(HD 7700)
Radeon Pro Mac
(500 Series)
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
MXM Module
Length
183 mm
7.2 inches
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
149 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
—
Successor
Sea Islands
—