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 Vega M GL
CORE STATE
Polaris 22
VRAM
4 GB
CLOCK SPEED
1011 MHz
TDP
65 W
BUS WIDTH
1024 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7790
RX Vega M GL
Core Specs
Shading Units
896
1,280
+42.9%
Shaders
896
1,280
+42.9%
TMUs
56
80
+42.9%
ROPs
16
32
+100.0%
Compute Units
14
20
+42.9%
Clocks
Base Clock
—
931 MHz
Boost Clock
—
1011 MHz
GPU Clock
1000 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
700 MHz
1400 Mbps effective
Memory
Memory Size
1024 MB
4 GB
VRAM (MB)
1,024
4,096
+300.0%
Memory Type
GDDR5
HBM2
Memory Bus
128 bit
1024 bit
Bandwidth
96.00 GB/s
179.2 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
1024 KB
Performance
Pixel Rate
16.00 GPixel/s
32.35 GPixel/s
Texture Rate
56.00 GTexel/s
80.88 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
2.588 TFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
161.8 GFLOPS (1:16)
FP16 (TFLOPS)
—
2.588 TFLOPS (1:1)
Power
TDP
85 W
65 W
TDP (W)
85
65
-23.5%
Suggested PSU
250 W
—
Power Connectors
1x 6-pin
—
Architecture
Architecture
GCN 2.0
GCN 4.0
GPU Name
Bonaire
Polaris 22
Generation
Southern Islands
(HD 7700)
Vega
(Vega M)
Process Size
28 nm
14 nm
Transistors
2,080 million
5,000 million
Die Size
160 mm²
208 mm²
Foundry
TSMC
GlobalFoundries
Density
13.0M / mm²
24.0M / 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
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
IGP
Other
Launch Price
149 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
—
Successor
Sea Islands
—