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 56
CORE STATE
Vega 10
VRAM
8 GB
CLOCK SPEED
1471 MHz
TDP
210 W
BUS WIDTH
2048 bit
ARCHITECTURE
GCN 5.0
PROCESS
14 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_metal
3dmark_3dmark_steel_nomad_dx12
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7790
RX Vega 56
Core Specs
Shading Units
896
3,584
+300.0%
Shaders
896
3,584
+300.0%
TMUs
56
224
+300.0%
ROPs
16
64
+300.0%
Compute Units
14
56
+300.0%
Clocks
Base Clock
—
1156 MHz
Boost Clock
—
1471 MHz
GPU Clock
1000 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
800 MHz
1600 Mbps effective
Memory
Memory Size
1024 MB
8 GB
VRAM (MB)
1,024
8,192
+700.0%
Memory Type
GDDR5
HBM2
Memory Bus
128 bit
2048 bit
Bandwidth
96.00 GB/s
409.6 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
4 MB
Performance
Pixel Rate
16.00 GPixel/s
94.14 GPixel/s
Texture Rate
56.00 GTexel/s
329.5 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
10.54 TFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
659.0 GFLOPS (1:16)
FP16 (TFLOPS)
—
21.09 TFLOPS (2:1)
Power
TDP
85 W
210 W
TDP (W)
85
210
+147.1%
Suggested PSU
250 W
550 W
Power Connectors
1x 6-pin
2x 8-pin
Architecture
Architecture
GCN 2.0
GCN 5.0
GPU Name
Bonaire
Vega 10
Generation
Southern Islands
(HD 7700)
Vega
(RX Vega)
Process Size
28 nm
14 nm
Transistors
2,080 million
12,500 million
Die Size
160 mm²
495 mm²
Foundry
TSMC
GlobalFoundries
Density
13.0M / mm²
25.3M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
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
Dual-slot
Length
183 mm
7.2 inches
280 mm
11 inches
Height
—
111 mm
4.4 inches
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Other
Launch Price
149 USD
399 USD
Production
End-of-life
End-of-life
Predecessor
Northern Islands
Polaris
Successor
Sea Islands
Navi