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
Iris Xe MAX Graphics
CORE STATE
DG1
VRAM
4 GB
CLOCK SPEED
1650 MHz
TDP
25 W
BUS WIDTH
128 bit
ARCHITECTURE
Generation 12.1
PROCESS
10 nm
LAUNCH DATE
2020
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7790
Iris Xe MAX Graphics
Core Specs
Shading Units
896
768
-14.3%
Shaders
896
768
-14.3%
TMUs
56
48
-14.3%
ROPs
16
24
+50.0%
Compute Units
14
—
Execution Units
—
96
Clocks
Base Clock
—
300 MHz
Boost Clock
—
1650 MHz
GPU Clock
1000 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
2133 MHz
4.3 Gbps effective
Memory
Memory Size
1024 MB
4 GB
VRAM (MB)
1,024
4,096
+300.0%
Memory Type
GDDR5
LPDDR4X
Memory Bus
128 bit
128 bit
Bandwidth
96.00 GB/s
68.26 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
256 KB
1024 KB
L3 Cache
—
16 MB
Performance
Pixel Rate
16.00 GPixel/s
39.60 GPixel/s
Texture Rate
56.00 GTexel/s
79.20 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
2.534 TFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
633.6 GFLOPS (1:4)
FP16 (TFLOPS)
—
5.069 TFLOPS (2:1)
Power
TDP
85 W
25 W
TDP (W)
85
25
-70.6%
Suggested PSU
250 W
200 W
Power Connectors
1x 6-pin
—
Architecture
Architecture
GCN 2.0
Generation 12.1
GPU Name
Bonaire
DG1
Generation
Southern Islands
(HD 7700)
Xe Graphics
Process Size
28 nm
10 nm
Transistors
2,080 million
—
Die Size
160 mm²
95 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
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Other
Launch Price
149 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
Graphics
Successor
Sea Islands
Alchemist