GPU Comparison
RADEON
AMD Radeon R7 Graphics
CORE STATE
Spectre Lite
VRAM
System Shared
CLOCK SPEED
—
TDP
25 W
BUS WIDTH
System Shared
ARCHITECTURE
GCN 2.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
GPU
Arc A770
CORE STATE
DG2-512
VRAM
16 GB
CLOCK SPEED
2400 MHz
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
2022
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
DETAILED SPECIFICATIONS
SPECIFICATION
R7 Graphics
A770
Core Specs
Shading Units
384
4,096
+966.7%
Shaders
384
4,096
+966.7%
TMUs
24
256
+966.7%
ROPs
8
128
+1500.0%
Compute Units
6
—
Execution Units
—
512
Clocks
Base Clock
—
2100 MHz
Boost Clock
—
2400 MHz
GPU Clock
720 MHz
—
Memory Clock
System Shared
2000 MHz
16 Gbps effective
Memory
Memory Size
System Shared
16 GB
VRAM (MB)
—
16,384
Memory Type
System Shared
GDDR6
Memory Bus
System Shared
256 bit
Bandwidth
System Dependent
512.0 GB/s
Cache
L2 Cache
—
16 MB
Performance
Pixel Rate
5.760 GPixel/s
307.2 GPixel/s
Texture Rate
17.28 GTexel/s
614.4 GTexel/s
FP32 (TFLOPS)
553.0 GFLOPS
19.66 TFLOPS
FP64 (TFLOPS)
34.56 GFLOPS (1:16)
2.458 TFLOPS (1:8)
FP16 (TFLOPS)
—
39.32 TFLOPS (2:1)
AI/RT
RT Cores
—
32
XMX Cores
—
512
Power
TDP
25 W
225 W
TDP (W)
25
225
+800.0%
Suggested PSU
—
550 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Architecture
Architecture
GCN 2.0
Xe-HPG
GPU Name
Spectre Lite
DG2-512
Generation
GCN 2.0 IGP
(Kaveri)
Alchemist
(Arc 7)
Process Size
28 nm
6 nm
Transistors
2,410 million
21,700 million
Die Size
245 mm²
406 mm²
Foundry
GlobalFoundries
TSMC
Density
9.8M / mm²
53.4M / mm²
API Support
DirectX
12 (12_0)
12 Ultimate (12_2)
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
IGP
Dual-slot
Outputs
Motherboard Dependent
1x HDMI 2.13x DisplayPort 2.0
Bus Interface
IGP
PCIe 4.0 x16
Other
Launch Price
—
329 USD
Production
End-of-life
End-of-life
Predecessor
TeraScale 3 IGP
Xe Graphics
Successor
GCN 3.0 IGP
Battlemage