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
UHD Graphics 750
CORE STATE
Rocket Lake
VRAM
System Shared
CLOCK SPEED
1300 MHz
TDP
15 W
BUS WIDTH
System Shared
ARCHITECTURE
Generation 12.1
PROCESS
14 nm+++
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7790
UHD Graphics 750
Core Specs
Shading Units
896
256
-71.4%
Shaders
896
256
-71.4%
TMUs
56
16
-71.4%
ROPs
16
8
-50.0%
Compute Units
14
—
Execution Units
—
32
Clocks
Base Clock
—
300 MHz
Boost Clock
—
1300 MHz
GPU Clock
1000 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
System Shared
Memory
Memory Size
1024 MB
System Shared
VRAM (MB)
1,024
—
Memory Type
GDDR5
System Shared
Memory Bus
128 bit
System Shared
Bandwidth
96.00 GB/s
System Dependent
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
256 KB
—
Performance
Pixel Rate
16.00 GPixel/s
10.40 GPixel/s
Texture Rate
56.00 GTexel/s
20.80 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
665.6 GFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
—
FP16 (TFLOPS)
—
1,331.2 GFLOPS (2:1)
Power
TDP
85 W
15 W
TDP (W)
85
15
-82.4%
Suggested PSU
250 W
—
Power Connectors
1x 6-pin
—
Architecture
Architecture
GCN 2.0
Generation 12.1
GPU Name
Bonaire
Rocket Lake
Generation
Southern Islands
(HD 7700)
HD Graphics
(Rocket Lake)
Process Size
28 nm
14 nm+++
Transistors
2,080 million
—
Die Size
160 mm²
—
Foundry
TSMC
Intel
Density
13.0M / mm²
—
API Support
DirectX
12 (12_0)
12 (12_1)
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
Motherboard Dependent
Bus Interface
PCIe 3.0 x16
Ring Bus
Other
Launch Price
149 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
—
Successor
Sea Islands
—