GPU Comparison
RADEON
AMD Radeon HD 6770
CORE STATE
Juniper
VRAM
1024 MB
CLOCK SPEED
—
TDP
108 W
BUS WIDTH
128 bit
ARCHITECTURE
TeraScale 2
PROCESS
40 nm
LAUNCH DATE
2011
VS
RADEON
Radeon RX 9070 GRE
CORE STATE
Navi 48
VRAM
12 GB
CLOCK SPEED
2790 MHz
TDP
220 W
BUS WIDTH
192 bit
ARCHITECTURE
RDNA 4.0
PROCESS
4 nm
LAUNCH DATE
2025
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
HD 6770
RX 9070 GRE
Core Specs
Shading Units
800
3,072
+284.0%
Shaders
800
3,072
+284.0%
TMUs
40
192
+380.0%
ROPs
16
96
+500.0%
Compute Units
10
48
+380.0%
Clocks
Base Clock
—
1420 MHz
Boost Clock
—
2790 MHz
GPU Clock
850 MHz
—
Game Clock
—
2220 MHz
Memory Clock
1200 MHz
4.8 Gbps effective
2250 MHz
18 Gbps effective
Memory
Memory Size
1024 MB
12 GB
VRAM (MB)
1,024
12,288
+1100.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
192 bit
Bandwidth
76.80 GB/s
432.0 GB/s
Cache
L1 Cache
8 KB (per CU)
—
L2 Cache
256 KB
8 MB
L3 Cache
—
48 MB
L0 Cache
—
32 KB per WGP
Performance
Pixel Rate
13.60 GPixel/s
267.8 GPixel/s
Texture Rate
34.00 GTexel/s
535.7 GTexel/s
FP32 (TFLOPS)
1,360.0 GFLOPS
34.28 TFLOPS
FP64 (TFLOPS)
—
1,071.4 GFLOPS (1:32)
FP16 (TFLOPS)
—
68.57 TFLOPS (2:1)
AI/RT
RT Cores
—
48
Matrix Cores
—
96
Power
TDP
108 W
220 W
TDP (W)
108
220
+103.7%
Suggested PSU
300 W
550 W
Power Connectors
1x 6-pin
2x 8-pin
Architecture
Architecture
TeraScale 2
RDNA 4.0
GPU Name
Juniper
Navi 48
Generation
Northern Islands
(HD 6700)
Navi IV
(RX 9000)
Process Size
40 nm
4 nm
Transistors
1,040 million
53,900 million
Die Size
166 mm²
357 mm²
Foundry
TSMC
TSMC
Density
6.3M / mm²
151.0M / mm²
API Support
DirectX
11.2 (11_0)
12 Ultimate (12_2)
OpenGL
4.4
4.6
Vulkan
—
1.4
OpenCL
1.2
2.2
Shader Model
5.0
6.8
Physical
Slot Width
Dual-slot
Dual-slot
Length
198 mm
7.8 inches
—
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
1x HDMI 2.1b3x DisplayPort 2.1a
Bus Interface
PCIe 2.0 x16
PCIe 5.0 x16
Other
Launch Price
129 USD
—
Production
End-of-life
Active
Predecessor
Evergreen
Navi III
Successor
Southern Islands
—