GPU Comparison
RADEON
AMD Radeon HD 7970
CORE STATE
Tahiti
VRAM
3 GB
CLOCK SPEED
—
TDP
250 W
BUS WIDTH
384 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2012
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_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7970
A550M
Core Specs
Shading Units
2,048
2,048
0.0%
Shaders
2,048
2,048
0.0%
TMUs
128
128
0.0%
ROPs
32
64
+100.0%
Compute Units
32
—
Execution Units
—
256
Clocks
Base Clock
—
900 MHz
Boost Clock
—
2050 MHz
GPU Clock
925 MHz
—
Memory Clock
1375 MHz
5.5 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
3 GB
8 GB
VRAM (MB)
3,072
8,192
+166.7%
Memory Type
GDDR5
GDDR6
Memory Bus
384 bit
128 bit
Bandwidth
264.0 GB/s
224.0 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
768 KB
8 MB
Performance
Pixel Rate
29.60 GPixel/s
131.2 GPixel/s
Texture Rate
118.4 GTexel/s
262.4 GTexel/s
FP32 (TFLOPS)
3.789 TFLOPS
8.397 TFLOPS
FP64 (TFLOPS)
947.2 GFLOPS (1:4)
—
FP16 (TFLOPS)
—
16.79 TFLOPS (2:1)
AI/RT
RT Cores
—
16
XMX Cores
—
256
Power
TDP
250 W
60 W
TDP (W)
250
60
-76.0%
Suggested PSU
600 W
—
Power Connectors
1x 6-pin + 1x 8-pin
—
Architecture
Architecture
GCN 1.0
Xe-HPG
GPU Name
Tahiti
DG2-512
Generation
Southern Islands
(HD 7900)
Alchemist
(Arc 5 Mobile)
Process Size
28 nm
6 nm
Transistors
4,313 million
21,700 million
Die Size
352 mm²
406 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
53.4M / mm²
API Support
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
Shader Model
6.5 (5.1)
6.6
Physical
Slot Width
Dual-slot
IGP
Length
275 mm
10.8 inches
—
Height
111 mm
4.4 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
549 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
—
Successor
Sea Islands
—