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
GPU
Arc A550M
CORE STATE
DG2-512
VRAM
8 GB
CLOCK SPEED
2050 MHz
TDP
60 W
BUS WIDTH
128 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
—
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7790
A550M
Core Specs
Shading Units
896
2,048
+128.6%
Shaders
896
2,048
+128.6%
TMUs
56
128
+128.6%
ROPs
16
64
+300.0%
Compute Units
14
—
Execution Units
—
256
Clocks
Base Clock
—
900 MHz
Boost Clock
—
2050 MHz
GPU Clock
1000 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
1024 MB
8 GB
VRAM (MB)
1,024
8,192
+700.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
128 bit
Bandwidth
96.00 GB/s
224.0 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
256 KB
8 MB
Performance
Pixel Rate
16.00 GPixel/s
131.2 GPixel/s
Texture Rate
56.00 GTexel/s
262.4 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
8.397 TFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
—
FP16 (TFLOPS)
—
16.79 TFLOPS (2:1)
AI/RT
RT Cores
—
16
XMX Cores
—
256
Power
TDP
85 W
60 W
TDP (W)
85
60
-29.4%
Suggested PSU
250 W
—
Power Connectors
1x 6-pin
—
Architecture
Architecture
GCN 2.0
Xe-HPG
GPU Name
Bonaire
DG2-512
Generation
Southern Islands
(HD 7700)
Alchemist
(Arc 5 Mobile)
Process Size
28 nm
6 nm
Transistors
2,080 million
21,700 million
Die Size
160 mm²
406 mm²
Foundry
TSMC
TSMC
Density
13.0M / mm²
53.4M / mm²
API Support
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1
3.0
Shader Model
6.5
6.6
Physical
Slot Width
Dual-slot
IGP
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 4.0 x16
Other
Launch Price
149 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
—
Successor
Sea Islands
—